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14905394244 = 223213160719819
BaseRepresentation
bin11011110000110111…
…00100010001000100
31102110210010110222200
431320123210101010
5221011240103434
610503014154500
71035240521616
oct157033442104
942423113880
1014905394244
116359785344
122a7b952a30
131537073910
14a15838db6
155c3878199
hex3786e4444

14905394244 has 72 divisors (see below), whose sum is σ = 40603093440. Its totient is φ = 4583189952.

The previous prime is 14905394213. The next prime is 14905394263. The reversal of 14905394244 is 44249350941.

14905394244 is a `hidden beast` number, since 1 + 4 + 90 + 539 + 4 + 24 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 14905394244.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 742167 + ... + 761985.

Almost surely, 214905394244 is an apocalyptic number.

It is an amenable number.

14905394244 is an abundant number, since it is smaller than the sum of its proper divisors (25697699196).

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

14905394244 is a wasteful number, since it uses less digits than its factorization.

14905394244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21449 (or 21444 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 14905394244 in words is "fourteen billion, nine hundred five million, three hundred ninety-four thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 1607 3214 4821 6428 9642 14463 19284 19819 20891 28926 39638 41782 57852 59457 62673 79276 83564 118914 125346 178371 188019 237828 250692 257647 356742 376038 515294 713484 752076 772941 1030588 1545882 2318823 3091764 4637646 9275292 31849133 63698266 95547399 127396532 191094798 286642197 382189596 414038729 573284394 828077458 1146568788 1242116187 1656154916 2484232374 3726348561 4968464748 7452697122 14905394244