Base | Representation |
---|---|
bin | 110001011111… |
… | …110110110000 |
3 | 220102020002102 |
4 | 301133312300 |
5 | 11310204121 |
6 | 1142035532 |
7 | 215201360 |
oct | 61376660 |
9 | 26366072 |
10 | 12975536 |
11 | 7362792 |
12 | 4418ba8 |
13 | 28c4042 |
14 | 1a1a9a0 |
15 | 121490b |
hex | c5fdb0 |
12975536 has 20 divisors (see below), whose sum is σ = 28731792. Its totient is φ = 5560896.
The previous prime is 12975533. The next prime is 12975553. The reversal of 12975536 is 63557921.
It is a happy number.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 12975536.
It is not an unprimeable number, because it can be changed into a prime (12975533) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57815 + ... + 58038.
Almost surely, 212975536 is an apocalyptic number.
12975536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12975536 is an abundant number, since it is smaller than the sum of its proper divisors (15756256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12975536 is a wasteful number, since it uses less digits than its factorization.
12975536 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115868 (or 115862 counting only the distinct ones).
The product of its digits is 56700, while the sum is 38.
The square root of 12975536 is about 3602.1571314977. The cubic root of 12975536 is about 234.9858811496.
The spelling of 12975536 in words is "twelve million, nine hundred seventy-five thousand, five hundred thirty-six".
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