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56952399 = 372712019
BaseRepresentation
bin1101100101000…
…0011001001111
310222011111000010
43121100121033
5104034434044
65352404303
71261041660
oct331203117
9128144003
1056952399
112a16a1a9
12170a6693
13ba50a5a
1477c7367
154eeebb9
hex365064f

56952399 has 8 divisors (see below), whose sum is σ = 86784640. Its totient is φ = 32544216.

The previous prime is 56952383. The next prime is 56952449. The reversal of 56952399 is 99325965.

56952399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56952399 - 24 = 56952383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56952319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1355989 + ... + 1356030.

It is an arithmetic number, because the mean of its divisors is an integer number (10848080).

Almost surely, 256952399 is an apocalyptic number.

56952399 is a deficient number, since it is larger than the sum of its proper divisors (29832241).

56952399 is a wasteful number, since it uses less digits than its factorization.

56952399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2712029.

The product of its digits is 656100, while the sum is 48.

The square root of 56952399 is about 7546.6813236018. The cubic root of 56952399 is about 384.7429531739.

The spelling of 56952399 in words is "fifty-six million, nine hundred fifty-two thousand, three hundred ninety-nine".

Divisors: 1 3 7 21 2712019 8136057 18984133 56952399