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13688164127 = 116172016821
BaseRepresentation
bin11001011111110000…
…01100111100011111
31022022221200210011202
430233320030330133
5211013132223002
610142132510115
7663130322021
oct145770147437
938287623152
1013688164127
115894680340
1227a017b33b
1313a1b28a01
1493bd02011
15551a87502
hex32fe0cf1f

13688164127 has 8 divisors (see below), whose sum is σ = 14956751952. Its totient is φ = 12423611200.

The previous prime is 13688164109. The next prime is 13688164151. The reversal of 13688164127 is 72146188631.

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

It is a de Polignac number, because none of the positive numbers 2k-13688164127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13688164187) 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, 1001624 + ... + 1015197.

It is an arithmetic number, because the mean of its divisors is an integer number (1869593994).

Almost surely, 213688164127 is an apocalyptic number.

13688164127 is a deficient number, since it is larger than the sum of its proper divisors (1268587825).

13688164127 is a wasteful number, since it uses less digits than its factorization.

13688164127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017449.

The product of its digits is 387072, while the sum is 47.

The spelling of 13688164127 in words is "thirteen billion, six hundred eighty-eight million, one hundred sixty-four thousand, one hundred twenty-seven".

Divisors: 1 11 617 6787 2016821 22185031 1244378557 13688164127