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16087233764 = 2271274523969
BaseRepresentation
bin11101111101101111…
…11011010011100100
31112112010222011000202
432332313323103210
5230421312440024
611220153130032
71106441142110
oct167667732344
945463864022
1016087233764
116905907918
12314b6b9918
131694b7a044
14ac879c740
156424c7bae
hex3bedfb4e4

16087233764 has 24 divisors (see below), whose sum is σ = 32427816960. Its totient is φ = 6840239616.

The previous prime is 16087233763. The next prime is 16087233793. The reversal of 16087233764 is 46733278061.

It is not an unprimeable number, because it can be changed into a prime (16087233763) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2258429 + ... + 2265540.

It is an arithmetic number, because the mean of its divisors is an integer number (1351159040).

Almost surely, 216087233764 is an apocalyptic number.

16087233764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16087233764 is an abundant number, since it is smaller than the sum of its proper divisors (16340583196).

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

16087233764 is a wasteful number, since it uses less digits than its factorization.

16087233764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4524107 (or 4524105 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 16087233764 in words is "sixteen billion, eighty-seven million, two hundred thirty-three thousand, seven hundred sixty-four".

Divisors: 1 2 4 7 14 28 127 254 508 889 1778 3556 4523969 9047938 18095876 31667783 63335566 126671132 574544063 1149088126 2298176252 4021808441 8043616882 16087233764