Base | Representation |
---|---|
bin | 1100010100001… |
… | …0100000010001 |
3 | 10121012020002012 |
4 | 3011002200101 |
5 | 101210341000 |
6 | 5043032305 |
7 | 1165016513 |
oct | 305024021 |
9 | 117166065 |
10 | 51652625 |
11 | 2717a422 |
12 | 1536b695 |
13 | a9166ab |
14 | 6c07bb3 |
15 | 4804735 |
hex | 3142811 |
51652625 has 16 divisors (see below), whose sum is σ = 66690000. Its totient is φ = 39894400.
The previous prime is 51652619. The next prime is 51652637. The reversal of 51652625 is 52625615.
It can be written as a sum of positive squares in 8 ways, for example, as 10679824 + 40972801 = 3268^2 + 6401^2 .
It is not a de Polignac number, because 51652625 - 24 = 51652609 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 51652591 and 51652600.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3500 + ... + 10749.
It is an arithmetic number, because the mean of its divisors is an integer number (4168125).
Almost surely, 251652625 is an apocalyptic number.
It is an amenable number.
51652625 is a deficient number, since it is larger than the sum of its proper divisors (15037375).
51652625 is a wasteful number, since it uses less digits than its factorization.
51652625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14293 (or 14283 counting only the distinct ones).
The product of its digits is 18000, while the sum is 32.
The square root of 51652625 is about 7186.9760678605. The cubic root of 51652625 is about 372.4181163198.
The spelling of 51652625 in words is "fifty-one million, six hundred fifty-two thousand, six hundred twenty-five".
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