Base | Representation |
---|---|
bin | 1100001011101… |
… | …0000001111001 |
3 | 10120010211021111 |
4 | 3002322001321 |
5 | 101034444000 |
6 | 5023040321 |
7 | 1160201002 |
oct | 302720171 |
9 | 116124244 |
10 | 51093625 |
11 | 26928440 |
12 | 151400a1 |
13 | a77c11b |
14 | 6b001a9 |
15 | 4743cba |
hex | 30ba079 |
51093625 has 16 divisors (see below), whose sum is σ = 69563520. Its totient is φ = 37158000.
The previous prime is 51093617. The next prime is 51093631. The reversal of 51093625 is 52639015.
It is not a de Polignac number, because 51093625 - 23 = 51093617 is a prime.
It is a super-2 number, since 2×510936252 = 5221117031281250, which contains 22 as substring.
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, 17205 + ... + 19954.
It is an arithmetic number, because the mean of its divisors is an integer number (4347720).
Almost surely, 251093625 is an apocalyptic number.
51093625 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
51093625 is a deficient number, since it is larger than the sum of its proper divisors (18469895).
51093625 is a wasteful number, since it uses less digits than its factorization.
51093625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37185 (or 37175 counting only the distinct ones).
The product of its (nonzero) digits is 8100, while the sum is 31.
The square root of 51093625 is about 7147.9804840248. The cubic root of 51093625 is about 371.0697674437.
The spelling of 51093625 in words is "fifty-one million, ninety-three thousand, six hundred twenty-five".
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