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BaseRepresentation
bin110100101010111011…
…101010111001001111
312101222101221120021120
4310222323222321033
51411311021010421
641551514532023
74041324244041
oct645273527117
9171871846246
1056554860111
1121a91820512
12ab64137013
135443a8b189
142a470d5a91
1517100808c6
hexd2aeeae4f

56554860111 has 4 divisors (see below), whose sum is σ = 75406480152. Its totient is φ = 37703240072.

The previous prime is 56554860079. The next prime is 56554860161. The reversal of 56554860111 is 11106845565.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56554860111 - 25 = 56554860079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56554860161) 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, 9425810016 + ... + 9425810021.

It is an arithmetic number, because the mean of its divisors is an integer number (18851620038).

Almost surely, 256554860111 is an apocalyptic number.

56554860111 is a deficient number, since it is larger than the sum of its proper divisors (18851620041).

56554860111 is a wasteful number, since it uses less digits than its factorization.

56554860111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18851620040.

The product of its (nonzero) digits is 144000, while the sum is 42.

The spelling of 56554860111 in words is "fifty-six billion, five hundred fifty-four million, eight hundred sixty thousand, one hundred eleven".

Divisors: 1 3 18851620037 56554860111