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56352051 = 337298159
BaseRepresentation
bin1101011011110…
…1110100110011
310221000222111000
43112331310303
5103411231201
65331453043
71252661460
oct326756463
9127028430
1056352051
112989a148
1216a57183
13b8a0712
1476ac667
154e31d86
hex35bdd33

56352051 has 16 divisors (see below), whose sum is σ = 95411200. Its totient is φ = 32201064.

The previous prime is 56352031. The next prime is 56352071. The reversal of 56352051 is 15025365.

56352051 is a `hidden beast` number, since 5 + 635 + 20 + 5 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (56352031) and next prime (56352071).

It is not a de Polignac number, because 56352051 - 26 = 56351987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56352031) 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, 148891 + ... + 149268.

It is an arithmetic number, because the mean of its divisors is an integer number (5963200).

Almost surely, 256352051 is an apocalyptic number.

56352051 is a deficient number, since it is larger than the sum of its proper divisors (39059149).

56352051 is a wasteful number, since it uses less digits than its factorization.

56352051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298175 (or 298169 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 56352051 is about 7506.8003170459. The cubic root of 56352051 is about 383.3862877485.

The spelling of 56352051 in words is "fifty-six million, three hundred fifty-two thousand, fifty-one".

Divisors: 1 3 7 9 21 27 63 189 298159 894477 2087113 2683431 6261339 8050293 18784017 56352051