Base | Representation |
---|---|
bin | 11101011100111110… |
… | …000011000010010000 |
3 | 10000121222011002201112 |
4 | 131130332003002100 |
5 | 1004231340242204 |
6 | 22310023352452 |
7 | 2166454104650 |
oct | 353476030220 |
9 | 100558132645 |
10 | 31624540304 |
11 | 12459257225 |
12 | 6166bb2728 |
13 | 2c9cb10a56 |
14 | 17600ca360 |
15 | c5157426e |
hex | 75cf83090 |
31624540304 has 40 divisors (see below), whose sum is σ = 70041082560. Its totient is φ = 13550410368.
The previous prime is 31624540279. The next prime is 31624540399. The reversal of 31624540304 is 40304542613.
It is a super-2 number, since 2×316245403042 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528587 + ... + 585365.
It is an arithmetic number, because the mean of its divisors is an integer number (1751027064).
Almost surely, 231624540304 is an apocalyptic number.
It is an amenable number.
31624540304 is an abundant number, since it is smaller than the sum of its proper divisors (38416542256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31624540304 is a wasteful number, since it uses less digits than its factorization.
31624540304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61767 (or 61761 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 32.
The spelling of 31624540304 in words is "thirty-one billion, six hundred twenty-four million, five hundred forty thousand, three hundred four".
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