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55226956884 = 22311418386037
BaseRepresentation
bin110011011011110010…
…000111110001010100
312021112212021002111120
4303123302013301110
51401101100110014
641212041203540
73663401250051
oct633362076124
9167485232446
1055226956884
11214701a5130
12a8534905b0
135291933718
14295c9d0028
1516836ccba9
hexcdbc87c54

55226956884 has 24 divisors (see below), whose sum is σ = 140577708768. Its totient is φ = 16735441440.

The previous prime is 55226956849. The next prime is 55226956901. The reversal of 55226956884 is 48865962255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209192887 + ... + 209193150.

It is an arithmetic number, because the mean of its divisors is an integer number (5857404532).

Almost surely, 255226956884 is an apocalyptic number.

It is an amenable number.

55226956884 is an abundant number, since it is smaller than the sum of its proper divisors (85350751884).

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

55226956884 is a wasteful number, since it uses less digits than its factorization.

55226956884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418386055 (or 418386053 counting only the distinct ones).

The product of its digits is 41472000, while the sum is 60.

The spelling of 55226956884 in words is "fifty-five billion, two hundred twenty-six million, nine hundred fifty-six thousand, eight hundred eighty-four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 418386037 836772074 1255158111 1673544148 2510316222 4602246407 5020632444 9204492814 13806739221 18408985628 27613478442 55226956884