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16715304312 = 2337891117931
BaseRepresentation
bin11111001000100111…
…10100110101111000
31121010220210102211220
433210103310311320
5233213104214222
611402350552040
71131135512430
oct174423646570
947126712756
1016715304312
1170a8398593
1232a5b08620
131765023615
14b47d712c0
1567c6dcb5c
hex3e44f4d78

16715304312 has 64 divisors (see below), whose sum is σ = 48294662400. Its totient is φ = 4722136320.

The previous prime is 16715304293. The next prime is 16715304317. The reversal of 16715304312 is 21340351761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16715304317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 544014 + ... + 573917.

It is an arithmetic number, because the mean of its divisors is an integer number (754604100).

Almost surely, 216715304312 is an apocalyptic number.

16715304312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16715304312 is an abundant number, since it is smaller than the sum of its proper divisors (31579358088).

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

16715304312 is a wasteful number, since it uses less digits than its factorization.

16715304312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118036 (or 1118032 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The spelling of 16715304312 in words is "sixteen billion, seven hundred fifteen million, three hundred four thousand, three hundred twelve".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 89 168 178 267 356 534 623 712 1068 1246 1869 2136 2492 3738 4984 7476 14952 1117931 2235862 3353793 4471724 6707586 7825517 8943448 13415172 15651034 23476551 26830344 31302068 46953102 62604136 93906204 99495859 187812408 198991718 298487577 397983436 596975154 696471013 795966872 1193950308 1392942026 2089413039 2387900616 2785884052 4178826078 5571768104 8357652156 16715304312