Base | Representation |
---|---|
bin | 10111010011110000… |
… | …01011000011100000 |
3 | 1012022002211102121001 |
4 | 23221320023003200 |
5 | 201112010020024 |
6 | 5425421041344 |
7 | 622050062560 |
oct | 135170130340 |
9 | 35262742531 |
10 | 12513751264 |
11 | 53417605a3 |
12 | 25129b6254 |
13 | 1245722a61 |
14 | 869d52da0 |
15 | 4d3903244 |
hex | 2e9e0b0e0 |
12513751264 has 24 divisors (see below), whose sum is σ = 28155940848. Its totient is φ = 5363036160.
The previous prime is 12513751231. The next prime is 12513751279. The reversal of 12513751264 is 46215731521.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27932257 + ... + 27932704.
It is an arithmetic number, because the mean of its divisors is an integer number (1173164202).
Almost surely, 212513751264 is an apocalyptic number.
12513751264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
12513751264 is an abundant number, since it is smaller than the sum of its proper divisors (15642189584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12513751264 is an equidigital number, since it uses as much as digits as its factorization.
12513751264 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55864978 (or 55864970 counting only the distinct ones).
The product of its digits is 50400, while the sum is 37.
The spelling of 12513751264 in words is "twelve billion, five hundred thirteen million, seven hundred fifty-one thousand, two hundred sixty-four".
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