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56608034881 = 672273722009
BaseRepresentation
bin110100101110000110…
…100001000001000001
312102010010000010100111
4310232012201001001
51411413124104011
642001054351321
74042541233366
oct645606410101
9172103003314
1056608034881
112200983a502
12ab79abb541
135451ab8638
142a501b846d
151714a86121
hexd2e1a1041

56608034881 has 8 divisors (see below), whose sum is σ = 57706043040. Its totient is φ = 55517471328.

The previous prime is 56608034869. The next prime is 56608034891. The reversal of 56608034881 is 18843080665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56608034881 - 25 = 56608034849 is a prime.

It is a super-2 number, since 2×566080348812 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56608034891) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1845796 + ... + 1876213.

It is an arithmetic number, because the mean of its divisors is an integer number (7213255380).

Almost surely, 256608034881 is an apocalyptic number.

It is an amenable number.

56608034881 is a deficient number, since it is larger than the sum of its proper divisors (1098008159).

56608034881 is a wasteful number, since it uses less digits than its factorization.

56608034881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3722303.

The product of its (nonzero) digits is 1105920, while the sum is 49.

The spelling of 56608034881 in words is "fifty-six billion, six hundred eight million, thirty-four thousand, eight hundred eighty-one".

Divisors: 1 67 227 15209 3722009 249374603 844896043 56608034881