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56560206276 = 223272592232437
BaseRepresentation
bin110100101011010000…
…000100000111000100
312101222210000011211200
4310223100010013010
51411313403100101
641552225302500
74041420551400
oct645320040704
9171883004750
1056560206276
1121a94842132
12ab65a94a30
135444c106a2
142a47ac8100
151710789986
hexd2b4041c4

56560206276 has 216 divisors, whose sum is σ = 169960976640. Its totient is φ = 15808431744.

The previous prime is 56560206257. The next prime is 56560206281. The reversal of 56560206276 is 67260206565.

56560206276 is a `hidden beast` number, since 5 + 6 + 560 + 20 + 62 + 7 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 23207730 + ... + 23210166.

Almost surely, 256560206276 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 56560206276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84980488320).

56560206276 is an abundant number, since it is smaller than the sum of its proper divisors (113400770364).

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

56560206276 is a wasteful number, since it uses less digits than its factorization.

56560206276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743 (or 2731 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 56560206276 in words is "fifty-six billion, five hundred sixty million, two hundred six thousand, two hundred seventy-six".