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13684952485 = 517253163611
BaseRepresentation
bin11001011111010111…
…11100110110100101
31022022201122121122001
430233223330312211
5211011321434420
610141540005301
7663061114441
oct145753746645
938281577561
1013684952485
115892887396
12279b090831
1313a1272c29
1493b707821
15551650b0a
hex32fafcda5

13684952485 has 16 divisors (see below), whose sum is σ = 17395083072. Its totient is φ = 10299731200.

The previous prime is 13684952467. The next prime is 13684952527. The reversal of 13684952485 is 58425948631.

It is not a de Polignac number, because 13684952485 - 223 = 13676563877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183330 + ... + 246940.

It is an arithmetic number, because the mean of its divisors is an integer number (1087192692).

Almost surely, 213684952485 is an apocalyptic number.

It is an amenable number.

13684952485 is a deficient number, since it is larger than the sum of its proper divisors (3710130587).

13684952485 is a wasteful number, since it uses less digits than its factorization.

13684952485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66164.

The product of its digits is 8294400, while the sum is 55.

The spelling of 13684952485 in words is "thirteen billion, six hundred eighty-four million, nine hundred fifty-two thousand, four hundred eighty-five".

Divisors: 1 5 17 85 2531 12655 43027 63611 215135 318055 1081387 5406935 160999441 804997205 2736990497 13684952485