Base | Representation |
---|---|
bin | 10110110101001110… |
… | …00010111101000000 |
3 | 1011122020211202202211 |
4 | 23122213002331000 |
5 | 200100421302032 |
6 | 5344150551504 |
7 | 612516624016 |
oct | 133247027500 |
9 | 34566752684 |
10 | 12257603392 |
11 | 5220108941 |
12 | 2461068594 |
13 | 1204639c78 |
14 | 843d168b6 |
15 | 4bb1a7747 |
hex | 2da9c2f40 |
12257603392 has 28 divisors (see below), whose sum is σ = 24889354336. Its totient is φ = 5986270080.
The previous prime is 12257603363. The next prime is 12257603411. The reversal of 12257603392 is 29330675221.
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, 2224284 + ... + 2229787.
It is an arithmetic number, because the mean of its divisors is an integer number (888905512).
Almost surely, 212257603392 is an apocalyptic number.
It is an amenable number.
12257603392 is an abundant number, since it is smaller than the sum of its proper divisors (12631750944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12257603392 is an equidigital number, since it uses as much as digits as its factorization.
12257603392 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4454126 (or 4454116 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 40.
The spelling of 12257603392 in words is "twelve billion, two hundred fifty-seven million, six hundred three thousand, three hundred ninety-two".
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