Base | Representation |
---|---|
bin | 11100010100001010111… |
… | …10100110011101001000 |
3 | 10110000020012202102100022 |
4 | 32022011132212131020 |
5 | 111420000403003311 |
6 | 2022540042200012 |
7 | 130201263361631 |
oct | 16120536463510 |
9 | 3400205672308 |
10 | 972902000456 |
11 | 3456728a7851 |
12 | 13867aab3008 |
13 | 7098a1c4b99 |
14 | 351355b4888 |
15 | 1a4927c45db |
hex | e2857a6748 |
972902000456 has 8 divisors (see below), whose sum is σ = 1824191250870. Its totient is φ = 486451000224.
The previous prime is 972902000453. The next prime is 972902000501. The reversal of 972902000456 is 654000209279.
It can be written as a sum of positive squares in only one way, i.e., 958311776356 + 14590224100 = 978934^2 + 120790^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (972902000453) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60806375021 + ... + 60806375036.
Almost surely, 2972902000456 is an apocalyptic number.
972902000456 is the 527231-st centered heptagonal number.
It is an amenable number.
972902000456 is a deficient number, since it is larger than the sum of its proper divisors (851289250414).
972902000456 is a wasteful number, since it uses less digits than its factorization.
972902000456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121612750063 (or 121612750059 counting only the distinct ones).
The product of its (nonzero) digits is 272160, while the sum is 44.
The spelling of 972902000456 in words is "nine hundred seventy-two billion, nine hundred two million, four hundred fifty-six", and thus it is an aban number.
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