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56115052 = 2272004109
BaseRepresentation
bin1101011000001…
…1111101101100
310220120221101021
43112003331230
5103331140202
65322423524
71250653510
oct326037554
9126527337
1056115052
1129748084
1216961ba4
13b819896
14764a140
154dd6a37
hex3583f6c

56115052 has 12 divisors (see below), whose sum is σ = 112230160. Its totient is φ = 24049296.

The previous prime is 56115047. The next prime is 56115071. The reversal of 56115052 is 25051165.

56115052 is an admirable number.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1002027 + ... + 1002082.

Almost surely, 256115052 is an apocalyptic number.

It is an amenable number.

56115052 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56115052 is a wasteful number, since it uses less digits than its factorization.

56115052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004120 (or 2004118 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 56115052 is about 7490.9980643436. The cubic root of 56115052 is about 382.8480651350.

The spelling of 56115052 in words is "fifty-six million, one hundred fifteen thousand, fifty-two".

Divisors: 1 2 4 7 14 28 2004109 4008218 8016436 14028763 28057526 56115052