Base | Representation |
---|---|
bin | 11100110000111001… |
… | …101111011000110000 |
3 | 2221201102222102100100 |
4 | 130300321233120300 |
5 | 1001223103314434 |
6 | 22104413152400 |
7 | 2142235661640 |
oct | 346071573060 |
9 | 87642872310 |
10 | 30885213744 |
11 | 12109997240 |
12 | 5b9b48b700 |
13 | 2bb28b2508 |
14 | 16cdc36520 |
15 | c0b6d4699 |
hex | 730e6f630 |
30885213744 has 120 divisors (see below), whose sum is σ = 107764031232. Its totient is φ = 8022130560.
The previous prime is 30885213707. The next prime is 30885213761. The reversal of 30885213744 is 44731258803.
30885213744 is a `hidden beast` number, since 3 + 0 + 88 + 521 + 3 + 7 + 44 = 666.
It is a self number, because there is not a number n which added to its sum of digits gives 30885213744.
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, 1381644 + ... + 1403819.
Almost surely, 230885213744 is an apocalyptic number.
It is an amenable number.
30885213744 is an abundant number, since it is smaller than the sum of its proper divisors (76878817488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30885213744 is a wasteful number, since it uses less digits than its factorization.
30885213744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2785495 (or 2785486 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 45.
The spelling of 30885213744 in words is "thirty billion, eight hundred eighty-five million, two hundred thirteen thousand, seven hundred forty-four".
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