Base | Representation |
---|---|
bin | 101111111101… |
… | …100011101000 |
3 | 212122202210010 |
4 | 233331203220 |
5 | 11204313104 |
6 | 1125251520 |
7 | 211603461 |
oct | 57754350 |
9 | 25582703 |
10 | 12572904 |
11 | 7108233 |
12 | 4263ba0 |
13 | 27b29b6 |
14 | 1953d68 |
15 | 1185489 |
hex | bfd8e8 |
12572904 has 32 divisors (see below), whose sum is σ = 32800320. Its totient is φ = 4008576.
The previous prime is 12572837. The next prime is 12572909. The reversal of 12572904 is 40927521.
It is not an unprimeable number, because it can be changed into a prime (12572909) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10837 + ... + 11940.
It is an arithmetic number, because the mean of its divisors is an integer number (1025010).
Almost surely, 212572904 is an apocalyptic number.
It is an amenable number.
12572904 is an abundant number, since it is smaller than the sum of its proper divisors (20227416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12572904 is a wasteful number, since it uses less digits than its factorization.
12572904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22809 (or 22805 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 12572904 is about 3545.8290990966. The cubic root of 12572904 is about 232.5297545455.
The spelling of 12572904 in words is "twelve million, five hundred seventy-two thousand, nine hundred four".
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