Base | Representation |
---|---|
bin | 110000001100… |
… | …101011001001 |
3 | 212202220201111 |
4 | 300030223021 |
5 | 11213303300 |
6 | 1130450321 |
7 | 212252140 |
oct | 60145311 |
9 | 25686644 |
10 | 12634825 |
11 | 714a805 |
12 | 42939a1 |
13 | 2804c38 |
14 | 196c757 |
15 | 11989ba |
hex | c0cac9 |
12634825 has 48 divisors (see below), whose sum is σ = 19713024. Its totient is φ = 7833600.
The previous prime is 12634799. The next prime is 12634861. The reversal of 12634825 is 52843621.
It is not a de Polignac number, because 12634825 - 27 = 12634697 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 92157 + ... + 92293.
It is an arithmetic number, because the mean of its divisors is an integer number (410688).
Almost surely, 212634825 is an apocalyptic number.
It is an amenable number.
12634825 is a deficient number, since it is larger than the sum of its proper divisors (7078199).
12634825 is a wasteful number, since it uses less digits than its factorization.
12634825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202 (or 197 counting only the distinct ones).
The product of its digits is 11520, while the sum is 31.
The square root of 12634825 is about 3554.5499011830. The cubic root of 12634825 is about 232.9108625247.
The spelling of 12634825 in words is "twelve million, six hundred thirty-four thousand, eight hundred twenty-five".
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