42
Number 42 (forty-two) is an even two-digits composite number and natural number following 41 and preceding 43.
Nominal | 42 |
Cardinal | forty-two |
Ordinal | 42nd |
Number of digits | 2 |
Sum of digits | 6 |
Product of digits | 8 |
Number parity | Even |
Calculation was done in 0.0000460148 seconds
Prime factorization | 2 x 3 x 7 |
Prime factors | 2, 3, 7 |
Number of distinct prime factors ω(n) | 3 |
Total number of prime factors Ω(n) | 3 |
Sum of prime factors | 12 |
Product of prime factors | 42 |
Calculation was done in 0.0000090599 seconds
List of proper divisors | 1, 2, 3, 6, 7, 14, 21 |
List of all dividers | 1, 2, 3, 6, 7, 14, 21, 42 |
Number of divisors d(n) | 8 |
Sum of all divisors σ(n) | 96 |
Aliquot sum | 54 |
42 is an abundant number , because the sum of its proper divisors (54) is greater than itself. Its abundance is 12. |
Calculation was done in 0.0000219345 seconds
Is 42 a prime number? | No |
Is 42 a semiprime number? | No |
Is 42 a Chen prime number? | No |
Is 42 a Mersenne prime number? | No |
Calculation was done in 0.0000119209 seconds
Is 42 a Catalan number? | Yes: C5 |
Is 42 a Fibonacci number? | No |
Is 42 a Idoneal number? | Yes: I24 |
Calculation was done in 0.0000040531 seconds
42 is not a Happy number |
42 is a Humble number |
42 is not a Münchhausen number |
42 is not a Perfect number |
42 is not a Perfect square |
42 is not a Palindrome |
Calculation was done in 0.0057301521 seconds
Base | System | Value |
---|
2 | Binary | 1010102 |
3 | Ternary | 11203 |
4 | Quaternary | 2224 |
5 | Quinary | 1325 |
6 | Senary | 1106 |
7 | Septenary | 607 |
8 | Octal | 528 |
9 | Nonary | 469 |
10 | Decimal | 42 |
12 | Duodecimal | 3612 |
16 | Hexadecimal | 2a16 |
20 | Vigesimal | 2220 |
36 | Base36 | 1636 |
60 | Sexagesimal | g60 |
Calculation was done in 0.0000231266 seconds
Square of 42 (n2) | 1764 |
Cube of 42 (n3) | 74088 |
Square root of 42 | 6.4807406984079 |
Natural Logarithm (ln) of 42 | 3.7376696182834 |
Decimal Logarithm (log) of 42 | 1.6232492903979 |
Calculation was done in 0.0000059605 seconds
Sine of 42 | -0.91652154791563 |
Cosecant of 42 | -1.0910818215613 |
Cosine of 42 | -0.39998531498835 |
Secant of 42 | -2.5000917846925 |
Tangent of 42 | 2.2913879924375 |
Cotangent of 42 | 0.43641670607527 |
Calculation was done in 0.0000150204 seconds
Is 42 an Even Number?
Yes, the number 42 is an even number.
Previous even number is
40
Calculation was done in 0.0000059605 seconds
The spelling of 42 in words is "forty-two", meaning that: |
42 is an aban number (a number without the letter a) |
42 is an eban number (a number without the letter e) |
42 is an iban number (a number without the letter i) |
42 is not an oban number (as it contains the letter o) |
42 is not a tban number (as it contains the letter t) |
42 is an uban number (a number without the letter u) |
Calculation was done in 0.0000028610 seconds
Bengali numerals | ৪২ |
Eastern Arabic numerals | ٤٢ |
Hieroglyphs numeralsused in Ancient Egypt | 𓎉𓏻 |
Khmer numerals | ៤២ |
Japanese numerals | 四十二 |
Roman numerals | XLII |
Thai numerals | ๔๒ |
Calculation was done in 0.0001211166 seconds
Arabic | إثنان و أربعون |
Croatian | četrdeset i dva |
Czech | čtyřicet dva |
Danish | to og fyrre |
Dutch | tweeenveertig |
Estonian | blaene vɔ eve |
Faroese | fýratitveir |
Filipino | ápat na pû’t dalawá |
Finnish | neljäkymmentäkaksi |
French | quarante-deux |
Greek | σαράντα δύο |
German | zweiundvierzig |
Hebrew | ארבעים ושתיים |
Hindi | बयालीस |
Hungarian | negyvenkettő |
Icelandic | fjörutíu og tveir |
Indonesian | empat puluh dua |
Italian | quarantadue |
Japanese | 四十二 |
Korean | 사십이 |
Latvian | četrdesmit divi |
Lithuanian | keturiasdešimt du |
Norwegian | førtito |
Persian | چهل و دو |
Polish | czterdzieści dwa |
Portuguese | quarenta e dois |
Romanian | patruzeci şi doi |
Russian | сорок два |
Serbian | четрдесет и два |
Slovak | štyridsaťdva |
Slovene | štirideset dva |
Spanish | cuarenta y dos |
Swahili | arobaini na mbili |
Swedish | fyrtiotvå |
Thai | สี่สิบสอง |
Turkish | kırk iki |
Ukrainian | сорок два |
Vietnamese | bốn mươi hai |
Calculation was done in 0.0241789818 seconds
Number 42 reversed | 24 |
ASCII Code | 42 | * |
Unicode Character | U+002A | * |
Unix Timestamp | Thu, 01 Jan 1970 00:00:42 +0000 |
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