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13757232142 = 231221890841
BaseRepresentation
bin11001100111111111…
…01011010000001110
31022111202122210200101
430303333223100032
5211133322412032
610153041121314
7664626354343
oct146377532016
938452583611
1013757232142
11591a665145
1227bb32923a
1313b322c264
149471607ca
15557b7bde7
hex333feb40e

13757232142 has 8 divisors (see below), whose sum is σ = 21301520832. Its totient is φ = 6656725200.

The previous prime is 13757232107. The next prime is 13757232187. The reversal of 13757232142 is 24123275731.

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

It is a super-2 number, since 2×137572321422 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110945359 + ... + 110945482.

It is an arithmetic number, because the mean of its divisors is an integer number (2662690104).

Almost surely, 213757232142 is an apocalyptic number.

13757232142 is a deficient number, since it is larger than the sum of its proper divisors (7544288690).

13757232142 is a wasteful number, since it uses less digits than its factorization.

13757232142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221890874.

The product of its digits is 70560, while the sum is 37.

The spelling of 13757232142 in words is "thirteen billion, seven hundred fifty-seven million, two hundred thirty-two thousand, one hundred forty-two".

Divisors: 1 2 31 62 221890841 443781682 6878616071 13757232142