Base | Representation |
---|---|
bin | 110001000111… |
… | …011000000001 |
3 | 220020010112200 |
4 | 301013120001 |
5 | 11244002030 |
6 | 1135543413 |
7 | 214303134 |
oct | 61073001 |
9 | 26203480 |
10 | 12875265 |
11 | 72a4417 |
12 | 438ab69 |
13 | 288a500 |
14 | 19d221b |
15 | 11e4d60 |
hex | c47601 |
12875265 has 36 divisors (see below), whose sum is σ = 24180156. Its totient is φ = 6334848.
The previous prime is 12875251. The next prime is 12875279. The reversal of 12875265 is 56257821.
It is a happy number.
12875265 is a `hidden beast` number, since 128 + 7 + 526 + 5 = 666.
It is an interprime number because it is at equal distance from previous prime (12875251) and next prime (12875279).
It can be written as a sum of positive squares in 6 ways, for example, as 3196944 + 9678321 = 1788^2 + 3111^2 .
It is not a de Polignac number, because 12875265 - 24 = 12875249 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6759 + ... + 8451.
It is an arithmetic number, because the mean of its divisors is an integer number (671671).
Almost surely, 212875265 is an apocalyptic number.
12875265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12875265 is a deficient number, since it is larger than the sum of its proper divisors (11304891).
12875265 is a wasteful number, since it uses less digits than its factorization.
12875265 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1730 (or 1714 counting only the distinct ones).
The product of its digits is 33600, while the sum is 36.
The square root of 12875265 is about 3588.2119502616. The cubic root of 12875265 is about 234.3790153979.
The spelling of 12875265 in words is "twelve million, eight hundred seventy-five thousand, two hundred sixty-five".
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