Base | Representation |
---|---|
bin | 1110001111100100101011… |
… | …00001001100110111000010 |
3 | 11002220022000220210110220221 |
4 | 13013302111201030313002 |
5 | 13101132221431443132 |
6 | 150340505050053254 |
7 | 6411616511336305 |
oct | 707622541146702 |
9 | 132808026713827 |
10 | 31321410031042 |
11 | 9a8637646247a |
12 | 361a370a1a22a |
13 | 146279a0927c1 |
14 | 7a3d701c0b3c |
15 | 394b1d641e97 |
hex | 1c7c9584cdc2 |
31321410031042 has 8 divisors (see below), whose sum is σ = 46983156429132. Its totient is φ = 15660357888000.
The previous prime is 31321410031031. The next prime is 31321410031091. The reversal of 31321410031042 is 24013001412313.
It can be written as a sum of positive squares in 2 ways, for example, as 26310836689281 + 5010573341761 = 5129409^2 + 2238431^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 31321410030998 and 31321410031016.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173450959 + ... + 173631442.
Almost surely, 231321410031042 is an apocalyptic number.
31321410031042 is a deficient number, since it is larger than the sum of its proper divisors (15661746398090).
31321410031042 is a wasteful number, since it uses less digits than its factorization.
31321410031042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 347127524.
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 31321410031042 its reverse (24013001412313), we get a palindrome (55334411443355).
The spelling of 31321410031042 in words is "thirty-one trillion, three hundred twenty-one billion, four hundred ten million, thirty-one thousand, forty-two".
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