Base | Representation |
---|---|
bin | 1101011111000… |
… | …1110100111011 |
3 | 10221102210122220 |
4 | 3113301310323 |
5 | 103440040201 |
6 | 5340215123 |
7 | 1254536454 |
oct | 327616473 |
9 | 127383586 |
10 | 56565051 |
11 | 29a25184 |
12 | 16b3a4a3 |
13 | b94665a |
14 | 772612b |
15 | 4e75036 |
hex | 35f1d3b |
56565051 has 16 divisors (see below), whose sum is σ = 78343200. Its totient is φ = 36259328.
The previous prime is 56565037. The next prime is 56565079. The reversal of 56565051 is 15056565.
It is a cyclic number.
It is not a de Polignac number, because 56565051 - 213 = 56556859 is a prime.
It is not an unprimeable number, because it can be changed into a prime (56565031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22195 + ... + 24611.
It is an arithmetic number, because the mean of its divisors is an integer number (4896450).
Almost surely, 256565051 is an apocalyptic number.
56565051 is a deficient number, since it is larger than the sum of its proper divisors (21778149).
56565051 is a wasteful number, since it uses less digits than its factorization.
56565051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2718.
The product of its (nonzero) digits is 22500, while the sum is 33.
The square root of 56565051 is about 7520.9740725520. The cubic root of 56565051 is about 383.8687227580.
The spelling of 56565051 in words is "fifty-six million, five hundred sixty-five thousand, fifty-one".
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