Base | Representation |
---|---|
bin | 110001001110… |
… | …000101000101 |
3 | 220021112012201 |
4 | 301032011011 |
5 | 11300341400 |
6 | 1140314501 |
7 | 214446163 |
oct | 61160505 |
9 | 26245181 |
10 | 12902725 |
11 | 7313010 |
12 | 43a2a31 |
13 | 2899b64 |
14 | 19dc233 |
15 | 11ed06a |
hex | c4e145 |
12902725 has 12 divisors (see below), whose sum is σ = 17454240. Its totient is φ = 9383600.
The previous prime is 12902717. The next prime is 12902761. The reversal of 12902725 is 52720921.
It is not a de Polignac number, because 12902725 - 23 = 12902717 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12902693 and 12902702.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23185 + ... + 23734.
It is an arithmetic number, because the mean of its divisors is an integer number (1454520).
Almost surely, 212902725 is an apocalyptic number.
It is an amenable number.
12902725 is a deficient number, since it is larger than the sum of its proper divisors (4551515).
12902725 is a wasteful number, since it uses less digits than its factorization.
12902725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46940 (or 46935 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 28.
The square root of 12902725 is about 3592.0363305512. The cubic root of 12902725 is about 234.5455227186.
The spelling of 12902725 in words is "twelve million, nine hundred two thousand, seven hundred twenty-five".
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