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12839160816 = 2432346725717
BaseRepresentation
bin10111111010100011…
…00000101111110000
31020010210010221120200
423331101200233300
5202243311121231
65522003435200
7633111031506
oct137521405760
936123127520
1012839160816
11549940a609
1225a3985b00
131297c792a1
1489b25c676
15502280be6
hex2fd460bf0

12839160816 has 60 divisors (see below), whose sum is σ = 35943579672. Its totient is φ = 4278319488.

The previous prime is 12839160793. The next prime is 12839160827. The reversal of 12839160816 is 61806193821.

12839160816 is a `hidden beast` number, since 1 + 2 + 8 + 39 + 1 + 608 + 1 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 486390 + ... + 512106.

Almost surely, 212839160816 is an apocalyptic number.

12839160816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12839160816 is an abundant number, since it is smaller than the sum of its proper divisors (23104418856).

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

12839160816 is a wasteful number, since it uses less digits than its factorization.

12839160816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29198 (or 29189 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The spelling of 12839160816 in words is "twelve billion, eight hundred thirty-nine million, one hundred sixty thousand, eight hundred sixteen".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 3467 6934 10401 13868 20802 25717 27736 31203 41604 51434 55472 62406 77151 83208 102868 124812 154302 166416 205736 231453 249624 308604 411472 462906 499248 617208 925812 1234416 1851624 3703248 89160839 178321678 267482517 356643356 534965034 713286712 802447551 1069930068 1426573424 1604895102 2139860136 3209790204 4279720272 6419580408 12839160816