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16689875370 = 2357422918793
BaseRepresentation
bin11111000101100101…
…10100100110101010
31121002010221111220020
433202302310212222
5233140102002440
611400041541310
71130406412530
oct174262644652
947063844806
1016689875370
117094aaa433
1232994a4836
13175c98c0cc
14b44832150
1567a3683d0
hex3e2cb49aa

16689875370 has 64 divisors (see below), whose sum is σ = 45791205120. Its totient is φ = 3813723648.

The previous prime is 16689875353. The next prime is 16689875383. The reversal of 16689875370 is 7357898661.

It is a super-2 number, since 2×166898753702 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 878694 + ... + 897486.

It is an arithmetic number, because the mean of its divisors is an integer number (715487580).

Almost surely, 216689875370 is an apocalyptic number.

16689875370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16689875370 is an abundant number, since it is smaller than the sum of its proper divisors (29101329750).

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

16689875370 is a wasteful number, since it uses less digits than its factorization.

16689875370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23039.

The product of its (nonzero) digits is 15240960, while the sum is 60.

The spelling of 16689875370 in words is "sixteen billion, six hundred eighty-nine million, eight hundred seventy-five thousand, three hundred seventy".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 4229 8458 12687 18793 21145 25374 29603 37586 42290 56379 59206 63435 88809 93965 112758 126870 131551 148015 177618 187930 263102 281895 296030 394653 444045 563790 657755 789306 888090 1315510 1973265 3946530 79475597 158951194 238426791 397377985 476853582 556329179 794755970 1112658358 1192133955 1668987537 2384267910 2781645895 3337975074 5563291790 8344937685 16689875370