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54167284064 = 253154604117
BaseRepresentation
bin110010011100100111…
…110010100101100000
312011211000022010200002
4302130213302211200
51341413311042224
640514544515132
73625213213655
oct623447624540
9164730263602
1054167284064
1120a77024273
12a5b861baa8
13515323249a
14289bd8bc2c
1516206609ae
hexc9c9f2960

54167284064 has 24 divisors (see below), whose sum is σ = 110081901888. Its totient is φ = 26209975680.

The previous prime is 54167284057. The next prime is 54167284081. The reversal of 54167284064 is 46048276145.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27301067 + ... + 27303050.

It is an arithmetic number, because the mean of its divisors is an integer number (4586745912).

Almost surely, 254167284064 is an apocalyptic number.

It is an amenable number.

54167284064 is an abundant number, since it is smaller than the sum of its proper divisors (55914617824).

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

54167284064 is a wasteful number, since it uses less digits than its factorization.

54167284064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54604158 (or 54604150 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 47.

The spelling of 54167284064 in words is "fifty-four billion, one hundred sixty-seven million, two hundred eighty-four thousand, sixty-four".

Divisors: 1 2 4 8 16 31 32 62 124 248 496 992 54604117 109208234 218416468 436832936 873665872 1692727627 1747331744 3385455254 6770910508 13541821016 27083642032 54167284064