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13715272 = 231714409
BaseRepresentation
bin110100010100…
…011101001000
3221210210211001
4310110131020
512002342042
61205544344
7224402134
oct64243510
927723731
1013715272
11781853a
1247150b4
132ac295c
141b703c4
15130dbb7
hexd14748

13715272 has 8 divisors (see below), whose sum is σ = 25716150. Its totient is φ = 6857632.

The previous prime is 13715263. The next prime is 13715327. The reversal of 13715272 is 27251731.

It can be written as a sum of positive squares in only one way, i.e., 10666756 + 3048516 = 3266^2 + 1746^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 13715272.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 857197 + ... + 857212.

Almost surely, 213715272 is an apocalyptic number.

It is an amenable number.

13715272 is a deficient number, since it is larger than the sum of its proper divisors (12000878).

13715272 is a wasteful number, since it uses less digits than its factorization.

13715272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714415 (or 1714411 counting only the distinct ones).

The product of its digits is 2940, while the sum is 28.

The square root of 13715272 is about 3703.4135604871. The cubic root of 13715272 is about 239.3691301703.

The spelling of 13715272 in words is "thirteen million, seven hundred fifteen thousand, two hundred seventy-two".

Divisors: 1 2 4 8 1714409 3428818 6857636 13715272