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13597992169 = 671111918253
BaseRepresentation
bin11001010101000000…
…01110010011101001
31022002200000120111121
430222200032103221
5210322041222134
610125152055241
7660654012016
oct145240162351
938080016447
1013597992169
115848791863
122775b34521
131389246718
1492dd4c70d
15548bc4ab4
hex32a80e4e9

13597992169 has 8 divisors (see below), whose sum is σ = 13802944640. Its totient is φ = 13393098576.

The previous prime is 13597992151. The next prime is 13597992193. The reversal of 13597992169 is 96129979531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13597992169 - 27 = 13597992041 is a prime.

It is a super-2 number, since 2×135979921692 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13597992119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 735847 + ... + 754099.

It is an arithmetic number, because the mean of its divisors is an integer number (1725368080).

Almost surely, 213597992169 is an apocalyptic number.

It is an amenable number.

13597992169 is a deficient number, since it is larger than the sum of its proper divisors (204952471).

13597992169 is a wasteful number, since it uses less digits than its factorization.

13597992169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29439.

The product of its digits is 8266860, while the sum is 61.

The spelling of 13597992169 in words is "thirteen billion, five hundred ninety-seven million, nine hundred ninety-two thousand, one hundred sixty-nine".

Divisors: 1 67 11119 18253 744973 1222951 202955107 13597992169