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56112120152 = 23113120568959
BaseRepresentation
bin110100010000100010…
…110000000101011000
312100211112212001020022
4310100202300011120
51404404200321102
641435541250012
74024340103014
oct642042600530
9170745761208
1056112120152
1121884913420
12aa5ba03908
1353a3133b7a
142a043a7544
1516d62785a2
hexd108b0158

56112120152 has 32 divisors (see below), whose sum is σ = 118477209600. Its totient is φ = 24682749600.

The previous prime is 56112120149. The next prime is 56112120157. The reversal of 56112120152 is 25102121165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56112120157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10281752 + ... + 10287207.

It is an arithmetic number, because the mean of its divisors is an integer number (3702412800).

Almost surely, 256112120152 is an apocalyptic number.

It is an amenable number.

56112120152 is an abundant number, since it is smaller than the sum of its proper divisors (62365089448).

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

56112120152 is a wasteful number, since it uses less digits than its factorization.

56112120152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20569007 (or 20569003 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

The spelling of 56112120152 in words is "fifty-six billion, one hundred twelve million, one hundred twenty thousand, one hundred fifty-two".

Divisors: 1 2 4 8 11 22 31 44 62 88 124 248 341 682 1364 2728 20568959 41137918 82275836 164551672 226258549 452517098 637637729 905034196 1275275458 1810068392 2550550916 5101101832 7014015019 14028030038 28056060076 56112120152