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102164553372 = 22372797434839
BaseRepresentation
bin101111100100101111…
…0110101111010011100
3100202201000122001021010
41133021132311322130
53133213111201442
6114533404535220
710244506242510
oct1371136657234
9322630561233
10102164553372
113a367255092
1217972851510
1398320acc5b
144d32712140
1529ce2a3b9c
hex17c97b5e9c

102164553372 has 48 divisors (see below), whose sum is σ = 272536839680. Its totient is φ = 29179369152.

The previous prime is 102164553229. The next prime is 102164553389. The reversal of 102164553372 is 273355461201.

It is a self number, because there is not a number n which added to its sum of digits gives 102164553372.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17529 + ... + 452367.

Almost surely, 2102164553372 is an apocalyptic number.

102164553372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102164553372 is an abundant number, since it is smaller than the sum of its proper divisors (170372286308).

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

102164553372 is a wasteful number, since it uses less digits than its factorization.

102164553372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437650 (or 437648 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 102164553372 in words is "one hundred two billion, one hundred sixty-four million, five hundred fifty-three thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 2797 5594 8391 11188 16782 19579 33564 39158 58737 78316 117474 234948 434839 869678 1304517 1739356 2609034 3043873 5218068 6087746 9131619 12175492 18263238 36526476 1216244683 2432489366 3648734049 4864978732 7297468098 8513712781 14594936196 17027425562 25541138343 34054851124 51082276686 102164553372