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56061707725 = 524154694349
BaseRepresentation
bin110100001101100010…
…011100010111001101
312100201000222211101101
4310031202130113031
51404303244121400
641430540543101
74023155440012
oct641542342715
9170630884341
1056061707725
1121859410861
12aa46b51a91
135395862b2a
1429db803709
1516d1b1b56a
hexd0d89c5cd

56061707725 has 12 divisors (see below), whose sum is σ = 71212043700. Its totient is φ = 43755478400.

The previous prime is 56061707717. The next prime is 56061707747. The reversal of 56061707725 is 52770716065.

56061707725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 2569881636 + 53491826089 = 50694^2 + 231283^2 .

It is not a de Polignac number, because 56061707725 - 23 = 56061707717 is a prime.

It is a super-4 number, since 4×560617077254 (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27346150 + ... + 27348199.

It is an arithmetic number, because the mean of its divisors is an integer number (5934336975).

Almost surely, 256061707725 is an apocalyptic number.

It is an amenable number.

56061707725 is a deficient number, since it is larger than the sum of its proper divisors (15150335975).

56061707725 is a wasteful number, since it uses less digits than its factorization.

56061707725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54694400 (or 54694395 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 46.

The spelling of 56061707725 in words is "fifty-six billion, sixty-one million, seven hundred seven thousand, seven hundred twenty-five".

Divisors: 1 5 25 41 205 1025 54694349 273471745 1367358725 2242468309 11212341545 56061707725