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14768128908 = 223213143921929
BaseRepresentation
bin11011100000011111…
…11100001110001100
31102010012211200100100
431300033330032030
5220221120111113
610441232131100
71031653011261
oct156017741614
942105750310
1014768128908
116299250915
122a41996a90
1315147b3220
14a01507268
155b67b1d73
hex3703fc38c

14768128908 has 72 divisors (see below), whose sum is σ = 40231900800. Its totient is φ = 4540674816.

The previous prime is 14768128877. The next prime is 14768128913. The reversal of 14768128908 is 80982186741.

14768128908 is a `hidden beast` number, since 1 + 476 + 81 + 2 + 8 + 90 + 8 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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, 662488 + ... + 684416.

It is an arithmetic number, because the mean of its divisors is an integer number (558776400).

Almost surely, 214768128908 is an apocalyptic number.

14768128908 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

14768128908 is an abundant number, since it is smaller than the sum of its proper divisors (25463771892).

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

14768128908 is a wasteful number, since it uses less digits than its factorization.

14768128908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23391 (or 23386 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 54.

The spelling of 14768128908 in words is "fourteen billion, seven hundred sixty-eight million, one hundred twenty-eight thousand, nine hundred eight".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 1439 2878 4317 5756 8634 12951 17268 18707 21929 25902 37414 43858 51804 56121 65787 74828 87716 112242 131574 168363 197361 224484 263148 285077 336726 394722 570154 673452 789444 855231 1140308 1710462 2565693 3420924 5131386 10262772 31555831 63111662 94667493 126223324 189334986 284002479 378669972 410225803 568004958 820451606 1136009916 1230677409 1640903212 2461354818 3692032227 4922709636 7384064454 14768128908