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56122160 = 245701527
BaseRepresentation
bin1101011000010…
…1101100110000
310220121022010112
43112011230300
5103331402120
65322520452
71251013313
oct326055460
9126538115
1056122160
1129752456
1216966128
13b81cba3
14764c97a
154dd8bc5
hex3585b30

56122160 has 20 divisors (see below), whose sum is σ = 130484208. Its totient is φ = 22448832.

The previous prime is 56122141. The next prime is 56122169. The reversal of 56122160 is 6122165.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (56122169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350684 + ... + 350843.

Almost surely, 256122160 is an apocalyptic number.

It is an amenable number.

56122160 is an abundant number, since it is smaller than the sum of its proper divisors (74362048).

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

56122160 is a wasteful number, since it uses less digits than its factorization.

56122160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701540 (or 701534 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 56122160 is about 7491.4724854330. The cubic root of 56122160 is about 382.8642293610.

The spelling of 56122160 in words is "fifty-six million, one hundred twenty-two thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 701527 1403054 2806108 3507635 5612216 7015270 11224432 14030540 28061080 56122160