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56013115 = 521153093
BaseRepresentation
bin1101010110101…
…1000100111011
310220101202112211
43111223010323
5103314404430
65320315551
71250050354
oct325530473
9126352484
1056013115
1129688534
1216912bb7
13b7b2372
147620d2b
154db672a
hex356b13b

56013115 has 8 divisors (see below), whose sum is σ = 67535568. Its totient is φ = 44597280.

The previous prime is 56013101. The next prime is 56013137. The reversal of 56013115 is 51131065.

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

It is not a de Polignac number, because 56013115 - 27 = 56012987 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25492 + ... + 27601.

It is an arithmetic number, because the mean of its divisors is an integer number (8441946).

Almost surely, 256013115 is an apocalyptic number.

56013115 is a deficient number, since it is larger than the sum of its proper divisors (11522453).

56013115 is a wasteful number, since it uses less digits than its factorization.

56013115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53309.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 56013115 is about 7484.1910050452. The cubic root of 56013115 is about 382.6161010000.

The spelling of 56013115 in words is "fifty-six million, thirteen thousand, one hundred fifteen".

Divisors: 1 5 211 1055 53093 265465 11202623 56013115