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14989726631 = 111379946733
BaseRepresentation
bin11011111010111010…
…10001001110100111
31102200122211000021102
431331131101032213
5221144332223011
610515225510315
71040313400625
oct157535211647
942618730242
1014989726631
1163a2345530
122aa404239b
13154b68cc39
14a22b0c515
155cae8573b
hex37d7513a7

14989726631 has 8 divisors (see below), whose sum is σ = 16471791504. Its totient is φ = 13527555520.

The previous prime is 14989726627. The next prime is 14989726667. The reversal of 14989726631 is 13662798941.

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 14989726631 - 22 = 14989726627 is a prime.

It is a super-2 number, since 2×149897266312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14989726691) 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, 4971860 + ... + 4974873.

It is an arithmetic number, because the mean of its divisors is an integer number (2058973938).

Almost surely, 214989726631 is an apocalyptic number.

14989726631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

14989726631 is a deficient number, since it is larger than the sum of its proper divisors (1482064873).

14989726631 is a wasteful number, since it uses less digits than its factorization.

14989726631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9946881.

The product of its digits is 3919104, while the sum is 56.

The spelling of 14989726631 in words is "fourteen billion, nine hundred eighty-nine million, seven hundred twenty-six thousand, six hundred thirty-one".

Divisors: 1 11 137 1507 9946733 109414063 1362702421 14989726631