Base | Representation |
---|---|
bin | 11101101101100000… |
… | …101011010001011100 |
3 | 10001100022100020012212 |
4 | 131231200223101130 |
5 | 1010313411202333 |
6 | 22353335415552 |
7 | 2206363660145 |
oct | 355540532134 |
9 | 101308306185 |
10 | 31902053468 |
11 | 12590971a4a |
12 | 6223b245b8 |
13 | 301546751c |
14 | 1788cc8acc |
15 | c6aae0448 |
hex | 76d82b45c |
31902053468 has 6 divisors (see below), whose sum is σ = 55828593576. Its totient is φ = 15951026732.
The previous prime is 31902053321. The next prime is 31902053479. The reversal of 31902053468 is 86435020913.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3987756680 + ... + 3987756687.
It is an arithmetic number, because the mean of its divisors is an integer number (9304765596).
Almost surely, 231902053468 is an apocalyptic number.
It is an amenable number.
31902053468 is a deficient number, since it is larger than the sum of its proper divisors (23926540108).
31902053468 is a wasteful number, since it uses less digits than its factorization.
31902053468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7975513371 (or 7975513369 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 41.
The spelling of 31902053468 in words is "thirty-one billion, nine hundred two million, fifty-three thousand, four hundred sixty-eight".
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