Base | Representation |
---|---|
bin | 11100110010000011… |
… | …010011010101000011 |
3 | 2221202210021010122121 |
4 | 130302003103111003 |
5 | 1001243022404400 |
6 | 22110342345111 |
7 | 2142561615505 |
oct | 346203232503 |
9 | 87683233577 |
10 | 30904497475 |
11 | 12119868405 |
12 | 5ba5a2b197 |
13 | 2bb68a48c7 |
14 | 16d2615d75 |
15 | c0d24321a |
hex | 7320d3543 |
30904497475 has 12 divisors (see below), whose sum is σ = 38344589440. Its totient is φ = 24708751200.
The previous prime is 30904497467. The next prime is 30904497511. The reversal of 30904497475 is 57479440903.
It is not a de Polignac number, because 30904497475 - 23 = 30904497467 is a prime.
It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 328611 + ... + 412060.
Almost surely, 230904497475 is an apocalyptic number.
30904497475 is a deficient number, since it is larger than the sum of its proper divisors (7440091965).
30904497475 is a wasteful number, since it uses less digits than its factorization.
30904497475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 742350 (or 742345 counting only the distinct ones).
The product of its (nonzero) digits is 3810240, while the sum is 52.
The spelling of 30904497475 in words is "thirty billion, nine hundred four million, four hundred ninety-seven thousand, four hundred seventy-five".
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