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13830866764 = 221121319115693
BaseRepresentation
bin11001110000110001…
…00100011101001100
31022200220012211101121
430320120210131030
5211311200214024
610204231250324
7666512266501
oct147030443514
938626184347
1013830866764
115958188a00
12281bb199a4
1313c5571240
14952c4b4a8
1555e3748e4
hex33862474c

13830866764 has 72 divisors (see below), whose sum is σ = 30159111920. Its totient is φ = 5497683840.

The previous prime is 13830866747. The next prime is 13830866867. The reversal of 13830866764 is 46766803831.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

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, 61702 + ... + 177394.

Almost surely, 213830866764 is an apocalyptic number.

It is an amenable number.

13830866764 is an abundant number, since it is smaller than the sum of its proper divisors (16328245156).

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

13830866764 is a wasteful number, since it uses less digits than its factorization.

13830866764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115751 (or 115738 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 13830866764 in words is "thirteen billion, eight hundred thirty million, eight hundred sixty-six thousand, seven hundred sixty-four".

Divisors: 1 2 4 11 13 19 22 26 38 44 52 76 121 143 209 242 247 286 418 484 494 572 836 988 1573 2299 2717 3146 4598 5434 6292 9196 10868 29887 59774 115693 119548 231386 462772 1272623 1504009 2198167 2545246 3008018 4396334 5090492 6016036 8792668 13998853 16544099 24179837 27997706 28576171 33088198 48359674 55995412 57152342 66176396 96719348 114304684 181985089 265978207 314337881 363970178 531956414 628675762 727940356 1063912828 1257351524 3457716691 6915433382 13830866764