401
Number 401 (four hundred one) is an odd three-digits prime number and natural number following 400 and preceding 402.
| Nominal | 401 |
| Cardinal | four hundred one |
Cardinal four hundred one |
| Ordinal | 401st |
| Number of digits | 3 |
| Sum of digits | 5 |
| Product of digits | 0 |
| Number parity | Odd |
Calculation was done in 0.0000381470 seconds
| Prime factorization | 401 |
| Prime factors | 401 |
| Number of distinct prime factors ω(n) | 1 |
| Total number of prime factors Ω(n) | 1 |
| Sum of prime factors | 401 |
| Product of prime factors | 401 |
Calculation was done in 0.0000269413 seconds
| List of proper divisors | 1 |
| List of all dividers | 1, 401 |
| Number of divisors d(n) | 2 |
| Sum of all divisors σ(n) | 402 |
| Aliquot sum | 1 |
| 401 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 400. |
Calculation was done in 0.0000128746 seconds
| Is 401 a prime number? | Yes |
| Is 401 a semiprime number? | No |
| Is 401 a Chen prime number? | Yes |
| Is 401 a Mersenne prime number? | No |
Calculation was done in 0.0000960827 seconds
| Is 401 a Catalan number? | No |
| Is 401 a Fibonacci number? | No |
| Is 401 a Idoneal number? | No |
Calculation was done in 0.0000050068 seconds
| 401 is not a Happy number |
| 401 is not a Humble number |
| 401 is not a Münchhausen number |
| 401 is not a Perfect number |
| 401 is not a Perfect square |
| 401 is not a Palindrome |
Calculation was done in 0.0071690083 seconds
| Base | System | Value |
|---|
| 2 | Binary | 1100100012 |
| 3 | Ternary | 1122123 |
| 4 | Quaternary | 121014 |
| 5 | Quinary | 31015 |
| 6 | Senary | 15056 |
| 7 | Septenary | 11127 |
| 8 | Octal | 6218 |
| 9 | Nonary | 4859 |
| 10 | Decimal | 401 |
| 12 | Duodecimal | 29512 |
| 16 | Hexadecimal | 19116 |
| 20 | Vigesimal | 10120 |
| 36 | Base36 | b536 |
| 60 | Sexagesimal | 6f60 |
Calculation was done in 0.0000190735 seconds
| Square of 401 (n2) | 160801 |
| Cube of 401 (n3) | 64481201 |
| Square root of 401 | 20.024984394501 |
| Natural Logarithm (ln) of 401 | 5.9939614273066 |
| Decimal Logarithm (log) of 401 | 2.6031443726202 |
Calculation was done in 0.0000040531 seconds
| Sine of 401 | -0.9017753195144 |
| Cosecant of 401 | -1.1089236735138 |
| Cosine of 401 | 0.43220512851503 |
| Secant of 401 | 2.3137161824891 |
| Tangent of 401 | -2.0864521497297 |
| Cotangent of 401 | -0.47928249882439 |
Calculation was done in 0.0000140667 seconds
Is 401 an Odd Number?
Yes, the number 401 is an odd number.
Total number of all odd numbers from 1 to 401 is
201Sum of all the odd numbers from 1 to 401 are
40401The sum of all odd numbers is a perfect square: 40401 = 201
An odd number is any integer (a whole number) that cannot be divided by 2 evenly. Odd numbers are the opposite of even numbers.Previous odd number is
399
Calculation was done in 0.0000069141 seconds
| The spelling of 401 in words is "four hundred one", meaning that: |
| 401 is an aban number (a number without the letter a) |
| 401 is not an eban number (as it contains the letter e) |
| 401 is an iban number (a number without the letter i) |
| 401 is not an oban number (as it contains the letter o) |
| 401 is a tban number (a number without the letter t) |
| 401 is not an uban number (as it contains the letter u) |
Calculation was done in 0.0000030994 seconds
| Bengali numerals | ৪০১ |
| Eastern Arabic numerals | ٤٠١ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓍥𓏺 |
| Khmer numerals | ៤០១ |
| Japanese numerals | 四百一 |
| Roman numerals | CDI |
| Thai numerals | ๔๐๑ |
Calculation was done in 0.0000851154 seconds
| Arabic | أربعة مائة و واحد |
| Croatian | četiristo jedan |
| Czech | čtyři sta jeden |
| Danish | fire hundrede en |
| Dutch | vierhonderd en één |
| Estonian | alafa ene kple ɖeka |
| Faroese | fýrehundraðogein |
| Filipino | ápat na daán at isá |
| Finnish | neljäsataayksi |
| French | quatre cent un |
| Greek | τετρακόσια ένα |
| German | vierhunderteins |
| Hebrew | ארבע מאות ואחת |
| Hindi | चार सौ एक |
| Hungarian | négyszázegy |
| Icelandic | fjögurhundrað og einn |
| Indonesian | empat ratus satu |
| Italian | quattrocentouno |
| Japanese | 四百一 |
| Korean | 사백일 |
| Latvian | četrsimt viens |
| Lithuanian | keturi šimtai vienas |
| Norwegian | fire hundre og én |
| Persian | چهارصد و یک |
| Polish | czterysta jeden |
| Portuguese | quatrocentos e um |
| Romanian | patru sute unu |
| Russian | четыреста один |
| Serbian | четиристо један |
| Slovak | štyristo jeden |
| Slovene | štiristo ena |
| Spanish | cuatrocientos uno |
| Swahili | mia nne na moja |
| Swedish | fyrahundraen |
| Thai | สี่ร้อยหนึ่ง |
| Turkish | dört yüz bir |
| Ukrainian | чотириста один |
| Vietnamese | bốn trăm lẻ một |
Calculation was done in 0.0148119926 seconds
| Number 401 reversed | 104 |
| Unicode Character | U+0191 | Ƒ |
| Hexadecimal color (shorthand) | #440011 | |
| Unix Timestamp | Thu, 01 Jan 1970 00:06:41 +0000 |
Calculation was done in 0.0000259876 seconds
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