Base | Representation |
---|---|
bin | 10101100010101011… |
… | …110011101011001000 |
3 | 2012201000002111210002 |
4 | 111202223303223020 |
5 | 334332401044441 |
6 | 14343114342132 |
7 | 1446123620414 |
oct | 254253635310 |
9 | 65630074702 |
10 | 23130487496 |
11 | 989a614676 |
12 | 459642a948 |
13 | 22481187bc |
14 | 1195d77d44 |
15 | 9059d7b9b |
hex | 562af3ac8 |
23130487496 has 16 divisors (see below), whose sum is σ = 43408507740. Its totient is φ = 11554885440.
The previous prime is 23130487397. The next prime is 23130487531. The reversal of 23130487496 is 69478403132.
It can be written as a sum of positive squares in 2 ways, for example, as 15646507396 + 7483980100 = 125086^2 + 86510^2 .
It is a super-2 number, since 2×231304874962 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 23130487496.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1285295 + ... + 1303166.
Almost surely, 223130487496 is an apocalyptic number.
It is an amenable number.
23130487496 is a deficient number, since it is larger than the sum of its proper divisors (20278020244).
23130487496 is a wasteful number, since it uses less digits than its factorization.
23130487496 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2589584 (or 2589580 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 47.
The spelling of 23130487496 in words is "twenty-three billion, one hundred thirty million, four hundred eighty-seven thousand, four hundred ninety-six".
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