Base | Representation |
---|---|
bin | 110001011011… |
… | …011100100011 |
3 | 220101022022111 |
4 | 301123130203 |
5 | 11304114400 |
6 | 1141420151 |
7 | 215064616 |
oct | 61333443 |
9 | 26338274 |
10 | 12957475 |
11 | 7350163 |
12 | 440a657 |
13 | 28b8a5b |
14 | 1a1417d |
15 | 120e3ba |
hex | c5b723 |
12957475 has 6 divisors (see below), whose sum is σ = 16067300. Its totient is φ = 10365960.
The previous prime is 12957467. The next prime is 12957481. The reversal of 12957475 is 57475921.
It is not a de Polignac number, because 12957475 - 23 = 12957467 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 259125 + ... + 259174.
Almost surely, 212957475 is an apocalyptic number.
12957475 is a deficient number, since it is larger than the sum of its proper divisors (3109825).
12957475 is an equidigital number, since it uses as much as digits as its factorization.
12957475 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 518309 (or 518304 counting only the distinct ones).
The product of its digits is 88200, while the sum is 40.
The square root of 12957475 is about 3599.6492884724. The cubic root of 12957475 is about 234.8768027867.
The spelling of 12957475 in words is "twelve million, nine hundred fifty-seven thousand, four hundred seventy-five".
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