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16107210012 = 22347137208459
BaseRepresentation
bin11110000000001000…
…01000010100011100
31112120112120001021210
433000010020110130
5230441421210022
611222145224420
71110103011645
oct170004102434
945515501253
1016107210012
116916111313
123156332110
1316990526ca
14acb2bc6cc
15644121a0c
hex3c010851c

16107210012 has 48 divisors (see below), whose sum is σ = 38663493120. Its totient is φ = 5216452992.

The previous prime is 16107210001. The next prime is 16107210013. The reversal of 16107210012 is 21001270161.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16107210013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26962 + ... + 181497.

It is an arithmetic number, because the mean of its divisors is an integer number (805489440).

Almost surely, 216107210012 is an apocalyptic number.

16107210012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16107210012 is an abundant number, since it is smaller than the sum of its proper divisors (22556283108).

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

16107210012 is a wasteful number, since it uses less digits than its factorization.

16107210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208650 (or 208648 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 21.

Adding to 16107210012 its reverse (21001270161), we get a palindrome (37108480173).

The spelling of 16107210012 in words is "sixteen billion, one hundred seven million, two hundred ten thousand, twelve".

Divisors: 1 2 3 4 6 12 47 94 137 141 188 274 282 411 548 564 822 1644 6439 12878 19317 25756 38634 77268 208459 416918 625377 833836 1250754 2501508 9797573 19595146 28558883 29392719 39190292 57117766 58785438 85676649 114235532 117570876 171353298 342706596 1342267501 2684535002 4026802503 5369070004 8053605006 16107210012