Base | Representation |
---|---|
bin | 10111100101101111… |
… | …01101100000110000 |
3 | 1012200121201121201121 |
4 | 23302313231200300 |
5 | 201414121001300 |
6 | 5452410512024 |
7 | 625561352353 |
oct | 136267554060 |
9 | 35617647647 |
10 | 12664625200 |
11 | 540993a3a7 |
12 | 2555435614 |
13 | 126aa69686 |
14 | 881dc829a |
15 | 4e1ca681a |
hex | 2f2ded830 |
12664625200 has 60 divisors (see below), whose sum is σ = 30438867760. Its totient is φ = 5063834880.
The previous prime is 12664625191. The next prime is 12664625203. The reversal of 12664625200 is 252646621.
It is not an unprimeable number, because it can be changed into a prime (12664625203) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1383037 + ... + 1392163.
Almost surely, 212664625200 is an apocalyptic number.
12664625200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12664625200 is an abundant number, since it is smaller than the sum of its proper divisors (17774242560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12664625200 is a wasteful number, since it uses less digits than its factorization.
12664625200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12614 (or 12603 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 34.
The spelling of 12664625200 in words is "twelve billion, six hundred sixty-four million, six hundred twenty-five thousand, two hundred".
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