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13119272 = 231986311
BaseRepresentation
bin110010000010…
…111100101000
3220200112020222
4302002330220
511324304042
61145105212
7216340415
oct62027450
926615228
1013119272
117450781
124488208
1329445aa
141a5710c
1512422d2
hexc82f28

13119272 has 16 divisors (see below), whose sum is σ = 25893600. Its totient is φ = 6214320.

The previous prime is 13119263. The next prime is 13119277. The reversal of 13119272 is 27291131.

It is not an unprimeable number, because it can be changed into a prime (13119277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43004 + ... + 43307.

It is an arithmetic number, because the mean of its divisors is an integer number (1618350).

Almost surely, 213119272 is an apocalyptic number.

It is an amenable number.

13119272 is a deficient number, since it is larger than the sum of its proper divisors (12774328).

13119272 is a wasteful number, since it uses less digits than its factorization.

13119272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86336 (or 86332 counting only the distinct ones).

The product of its digits is 756, while the sum is 26.

The square root of 13119272 is about 3622.0535611722. The cubic root of 13119272 is about 235.8503791642.

The spelling of 13119272 in words is "thirteen million, one hundred nineteen thousand, two hundred seventy-two".

Divisors: 1 2 4 8 19 38 76 152 86311 172622 345244 690488 1639909 3279818 6559636 13119272