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56007516 = 22319614027
BaseRepresentation
bin1101010110100…
…1101101011100
310220101110212110
43111221231130
5103314220031
65320234020
71250025135
oct325515534
9126343773
1056007516
1129684304
121690b910
13b7ac956
14761cc8c
154db4c46
hex3569b5c

56007516 has 48 divisors (see below), whose sum is σ = 139852160. Its totient is φ = 17392320.

The previous prime is 56007493. The next prime is 56007559. The reversal of 56007516 is 61570065.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11895 + ... + 15921.

Almost surely, 256007516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56007516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69926080).

56007516 is an abundant number, since it is smaller than the sum of its proper divisors (83844644).

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

56007516 is a wasteful number, since it uses less digits than its factorization.

56007516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4114 (or 4112 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 56007516 is about 7483.8169405725. The cubic root of 56007516 is about 382.6033519683.

The spelling of 56007516 in words is "fifty-six million, seven thousand, five hundred sixteen".

Divisors: 1 2 3 4 6 12 19 38 57 61 76 114 122 183 228 244 366 732 1159 2318 3477 4027 4636 6954 8054 12081 13908 16108 24162 48324 76513 153026 229539 245647 306052 459078 491294 736941 918156 982588 1473882 2947764 4667293 9334586 14001879 18669172 28003758 56007516