Base | Representation |
---|---|
bin | 10111010010111101… |
… | …00000010100100001 |
3 | 1012021122011120122012 |
4 | 23221132200110201 |
5 | 201103244211000 |
6 | 5425020522305 |
7 | 621635636546 |
oct | 135136402441 |
9 | 35248146565 |
10 | 12507022625 |
11 | 5338985239 |
12 | 25106b0395 |
13 | 1244208206 |
14 | 8690c0bcd |
15 | 4d3024735 |
hex | 2e97a0521 |
12507022625 has 16 divisors (see below), whose sum is σ = 15666403584. Its totient is φ = 9968670000.
The previous prime is 12507022559. The next prime is 12507022663. The reversal of 12507022625 is 52622070521.
It is not a de Polignac number, because 12507022625 - 28 = 12507022369 is a prime.
It is a super-2 number, since 2×125070226252 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12507022591 and 12507022600.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150731 + ... + 218480.
It is an arithmetic number, because the mean of its divisors is an integer number (979150224).
Almost surely, 212507022625 is an apocalyptic number.
It is an amenable number.
12507022625 is a deficient number, since it is larger than the sum of its proper divisors (3159380959).
12507022625 is an equidigital number, since it uses as much as digits as its factorization.
12507022625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 369497 (or 369487 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 32.
The spelling of 12507022625 in words is "twelve billion, five hundred seven million, twenty-two thousand, six hundred twenty-five".
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