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56201227160 = 2351328313791
BaseRepresentation
bin110100010101110110…
…101010101110011000
312101001202112011001212
4310111312222232120
51410100003232120
641452443202252
74026501356141
oct642566525630
9171052464055
1056201227160
1121920144881
12aa85816388
1353b8732500
142a12160ac8
1516ddeca6c5
hexd15daab98

56201227160 has 48 divisors (see below), whose sum is σ = 136928154240. Its totient is φ = 20751219840.

The previous prime is 56201227153. The next prime is 56201227171. The reversal of 56201227160 is 6172210265.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4150136 + ... + 4163655.

It is an arithmetic number, because the mean of its divisors is an integer number (2852669880).

Almost surely, 256201227160 is an apocalyptic number.

It is an amenable number.

56201227160 is an abundant number, since it is smaller than the sum of its proper divisors (80726927080).

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

56201227160 is a wasteful number, since it uses less digits than its factorization.

56201227160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8313828 (or 8313811 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 56201227160 in words is "fifty-six billion, two hundred one million, two hundred twenty-seven thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 169 260 338 520 676 845 1352 1690 3380 6760 8313791 16627582 33255164 41568955 66510328 83137910 108079283 166275820 216158566 332551640 432317132 540396415 864634264 1080792830 1405030679 2161585660 2810061358 4323171320 5620122716 7025153395 11240245432 14050306790 28100613580 56201227160