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56354420244 = 22331532858309
BaseRepresentation
bin110100011110111111…
…000011011000010100
312101110102210011110210
4310132333003120110
51410403212421434
641515554445420
74033341445203
oct643677033024
9171412704423
1056354420244
1121999668031
12ab08b93870
1354113ab8c5
142a2863b23a
1516ec68aee9
hexd1efc3614

56354420244 has 48 divisors (see below), whose sum is σ = 138296471040. Its totient is φ = 17835841920.

The previous prime is 56354420233. The next prime is 56354420267. The reversal of 56354420244 is 44202445365.

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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1409439 + ... + 1448870.

It is an arithmetic number, because the mean of its divisors is an integer number (2881176480).

Almost surely, 256354420244 is an apocalyptic number.

It is an amenable number.

56354420244 is an abundant number, since it is smaller than the sum of its proper divisors (81942050796).

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

56354420244 is a wasteful number, since it uses less digits than its factorization.

56354420244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858400 (or 2858398 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 39.

The spelling of 56354420244 in words is "fifty-six billion, three hundred fifty-four million, four hundred twenty thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 12 31 53 62 93 106 124 159 186 212 318 372 636 1643 3286 4929 6572 9858 19716 2858309 5716618 8574927 11433236 17149854 34299708 88607579 151490377 177215158 265822737 302980754 354430316 454471131 531645474 605961508 908942262 1063290948 1817884524 4696201687 9392403374 14088605061 18784806748 28177210122 56354420244