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16912911496 = 2313241674789
BaseRepresentation
bin11111100000001011…
…01000110010001000
31121122200121220221111
433300011220302020
5234114201131441
611434130220104
71136055242605
oct176005506210
947580556844
1016912911496
117199996808
123340124634
131796c50750
14b662cd6ac
1568ec23081
hex3f0168c88

16912911496 has 32 divisors (see below), whose sum is σ = 34292827800. Its totient is φ = 7773557760.

The previous prime is 16912911467. The next prime is 16912911511. The reversal of 16912911496 is 69411921961.

It can be written as a sum of positive squares in 4 ways, for example, as 14788992100 + 2123919396 = 121610^2 + 46086^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312331 + ... + 362458.

Almost surely, 216912911496 is an apocalyptic number.

It is an amenable number.

16912911496 is an abundant number, since it is smaller than the sum of its proper divisors (17379916304).

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

16912911496 is a wasteful number, since it uses less digits than its factorization.

16912911496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675049 (or 675045 counting only the distinct ones).

The product of its digits is 209952, while the sum is 49.

It can be divided in two parts, 169129 and 11496, that added together give a square (180625 = 4252).

The spelling of 16912911496 in words is "sixteen billion, nine hundred twelve million, nine hundred eleven thousand, four hundred ninety-six".

Divisors: 1 2 4 8 13 26 52 104 241 482 964 1928 3133 6266 12532 25064 674789 1349578 2699156 5398312 8772257 17544514 35089028 70178056 162624149 325248298 650496596 1300993192 2114113937 4228227874 8456455748 16912911496