Base | Representation |
---|---|
bin | 10111100010000101… |
… | …11011000110101001 |
3 | 1012121111010012121020 |
4 | 23301002323012221 |
5 | 201333301310100 |
6 | 5445354403053 |
7 | 625040212320 |
oct | 136102730651 |
9 | 35544105536 |
10 | 12634010025 |
11 | 53a36297aa |
12 | 2547130489 |
13 | 126460a6a0 |
14 | 87bcd90b7 |
15 | 4de25a5a0 |
hex | 2f10bb1a9 |
12634010025 has 96 divisors (see below), whose sum is σ = 25775516928. Its totient is φ = 5317401600.
The previous prime is 12634010023. The next prime is 12634010029. The reversal of 12634010025 is 52001043621.
12634010025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12634010025 - 21 = 12634010023 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12634009977 and 12634010004.
It is not an unprimeable number, because it can be changed into a prime (12634010021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2871127 + ... + 2875523.
It is an arithmetic number, because the mean of its divisors is an integer number (268494968).
Almost surely, 212634010025 is an apocalyptic number.
12634010025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12634010025 is an abundant number, since it is smaller than the sum of its proper divisors (13141506903).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12634010025 is a wasteful number, since it uses less digits than its factorization.
12634010025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4851 (or 4846 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
Adding to 12634010025 its reverse (52001043621), we get a palindrome (64635053646).
The spelling of 12634010025 in words is "twelve billion, six hundred thirty-four million, ten thousand, twenty-five".
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