Base | Representation |
---|---|
bin | 1100011101110… |
… | …1011001010001 |
3 | 10122101110100200 |
4 | 3013131121101 |
5 | 101341141212 |
6 | 5104405413 |
7 | 1203301254 |
oct | 307353121 |
9 | 118343320 |
10 | 52287057 |
11 | 27573049 |
12 | 15616869 |
13 | aaa93b4 |
14 | 6d3109b |
15 | 48cc6dc |
hex | 31dd651 |
52287057 has 12 divisors (see below), whose sum is σ = 75588864. Its totient is φ = 34828920.
The previous prime is 52287047. The next prime is 52287091. The reversal of 52287057 is 75078225.
52287057 is a `hidden beast` number, since 522 + 87 + 0 + 57 = 666.
It is not a de Polignac number, because 52287057 - 215 = 52254289 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52287007) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17932 + ... + 20642.
It is an arithmetic number, because the mean of its divisors is an integer number (6299072).
Almost surely, 252287057 is an apocalyptic number.
It is an amenable number.
52287057 is a deficient number, since it is larger than the sum of its proper divisors (23301807).
52287057 is a wasteful number, since it uses less digits than its factorization.
52287057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4860 (or 4857 counting only the distinct ones).
The product of its (nonzero) digits is 39200, while the sum is 36.
The square root of 52287057 is about 7230.9789793637. The cubic root of 52287057 is about 373.9366784425.
The spelling of 52287057 in words is "fifty-two million, two hundred eighty-seven thousand, fifty-seven".
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