Base | Representation |
---|---|
bin | 10111001001111010… |
… | …10111001100001100 |
3 | 1012002100112200200102 |
4 | 23210331113030030 |
5 | 200424343204422 |
6 | 5413312150232 |
7 | 620025450161 |
oct | 134475271414 |
9 | 35070480612 |
10 | 12431225612 |
11 | 52aa114883 |
12 | 24ab238378 |
13 | 12315b9c00 |
14 | 85cdd0068 |
15 | 4cb551192 |
hex | 2e4f5730c |
12431225612 has 72 divisors (see below), whose sum is σ = 23879172240. Its totient is φ = 5659580160.
The previous prime is 12431225603. The next prime is 12431225621. The reversal of 12431225612 is 21652213421.
It is an interprime number because it is at equal distance from previous prime (12431225603) and next prime (12431225621).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20279018 + ... + 20279630.
It is an arithmetic number, because the mean of its divisors is an integer number (331655170).
Almost surely, 212431225612 is an apocalyptic number.
It is an amenable number.
12431225612 is a deficient number, since it is larger than the sum of its proper divisors (11447946628).
12431225612 is a wasteful number, since it uses less digits than its factorization.
12431225612 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1003 (or 988 counting only the distinct ones).
The product of its digits is 5760, while the sum is 29.
The spelling of 12431225612 in words is "twelve billion, four hundred thirty-one million, two hundred twenty-five thousand, six hundred twelve".
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