Base | Representation |
---|---|
bin | 1110001001001000110111… |
… | …01101011111101000110000 |
3 | 11002010011100222201202210011 |
4 | 13010210123231133220300 |
5 | 13034021430203214412 |
6 | 150051142521544304 |
7 | 6356631666416650 |
oct | 704443355375060 |
9 | 132104328652704 |
10 | 31100323101232 |
11 | 9a00633674860 |
12 | 35a354b345094 |
13 | 1447995143188 |
14 | 79739971c360 |
15 | 38decdced7a7 |
hex | 1c491bb5fa30 |
31100323101232 has 80 divisors (see below), whose sum is σ = 77548857698304. Its totient is φ = 11726137728000.
The previous prime is 31100323101173. The next prime is 31100323101251. The reversal of 31100323101232 is 23210132300113.
31100323101232 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×311003231012322 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 407119369 + ... + 407195752.
Almost surely, 231100323101232 is an apocalyptic number.
It is an amenable number.
31100323101232 is an abundant number, since it is smaller than the sum of its proper divisors (46448534597072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31100323101232 is a wasteful number, since it uses less digits than its factorization.
31100323101232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 814315178 (or 814315172 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 31100323101232 its reverse (23210132300113), we get a palindrome (54310455401345).
The spelling of 31100323101232 in words is "thirty-one trillion, one hundred billion, three hundred twenty-three million, one hundred one thousand, two hundred thirty-two".
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