Base | Representation |
---|---|
bin | 101111111000… |
… | …001100111111 |
3 | 212121122200221 |
4 | 233320030333 |
5 | 11203112400 |
6 | 1125002211 |
7 | 211452523 |
oct | 57701477 |
9 | 25548627 |
10 | 12550975 |
11 | 70a2808 |
12 | 4253367 |
13 | 27a5a18 |
14 | 1949d83 |
15 | 117dc1a |
hex | bf833f |
12550975 has 6 divisors (see below), whose sum is σ = 15563240. Its totient is φ = 10040760.
The previous prime is 12550957. The next prime is 12550991. The reversal of 12550975 is 57905521.
It is not a de Polignac number, because 12550975 - 29 = 12550463 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12550975.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 250995 + ... + 251044.
Almost surely, 212550975 is an apocalyptic number.
12550975 is a deficient number, since it is larger than the sum of its proper divisors (3012265).
12550975 is an equidigital number, since it uses as much as digits as its factorization.
12550975 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 502049 (or 502044 counting only the distinct ones).
The product of its (nonzero) digits is 15750, while the sum is 34.
The square root of 12550975 is about 3542.7355249863. The cubic root of 12550975 is about 232.3944871372.
The spelling of 12550975 in words is "twelve million, five hundred fifty thousand, nine hundred seventy-five".
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