Base | Representation |
---|---|
bin | 1110001101000000001110… |
… | …00001111000111011001100 |
3 | 11002120212010211201220022200 |
4 | 13012200013001320323030 |
5 | 13043210412222043312 |
6 | 150232144114441500 |
7 | 6402342555403425 |
oct | 706400701707314 |
9 | 132525124656280 |
10 | 31233120112332 |
11 | 9a5198a06a806 |
12 | 3605230893290 |
13 | 1457369639658 |
14 | 79d99647064c |
15 | 3926a24ab0dc |
hex | 1c6807078ecc |
31233120112332 has 72 divisors (see below), whose sum is σ = 79301616894864. Its totient is φ = 10364737967616.
The previous prime is 31233120112319. The next prime is 31233120112357. The reversal of 31233120112332 is 23321102133213.
31233120112332 is a `hidden beast` number, since 3 + 1 + 2 + 3 + 312 + 0 + 1 + 12 + 332 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 31233120112296 and 31233120112305.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54007903 + ... + 54583145.
It is an arithmetic number, because the mean of its divisors is an integer number (1101411345762).
Almost surely, 231233120112332 is an apocalyptic number.
It is an amenable number.
31233120112332 is an abundant number, since it is smaller than the sum of its proper divisors (48068496782532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31233120112332 is a wasteful number, since it uses less digits than its factorization.
31233120112332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 581959 (or 581954 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 27.
Adding to 31233120112332 its reverse (23321102133213), we get a palindrome (54554222245545).
The spelling of 31233120112332 in words is "thirty-one trillion, two hundred thirty-three billion, one hundred twenty million, one hundred twelve thousand, three hundred thirty-two".
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