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14039271 = 331927367
BaseRepresentation
bin110101100011…
…100011100111
3222102021021000
4311203203213
512043224041
61220524343
7230221551
oct65434347
928367230
1014039271
117a19a04
1248506b3
132ba727c
141c164d1
151374bb6
hexd638e7

14039271 has 16 divisors (see below), whose sum is σ = 21894400. Its totient is φ = 8866584.

The previous prime is 14039257. The next prime is 14039299. The reversal of 14039271 is 17293041.

It is not a de Polignac number, because 14039271 - 25 = 14039239 is a prime.

It is a super-2 number, since 2×140392712 = 394202260422882, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14039231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13171 + ... + 14196.

It is an arithmetic number, because the mean of its divisors is an integer number (1368400).

Almost surely, 214039271 is an apocalyptic number.

14039271 is a deficient number, since it is larger than the sum of its proper divisors (7855129).

14039271 is a wasteful number, since it uses less digits than its factorization.

14039271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27395 (or 27389 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 14039271 is about 3746.9015199228. The cubic root of 14039271 is about 241.2393700740.

The spelling of 14039271 in words is "fourteen million, thirty-nine thousand, two hundred seventy-one".

Divisors: 1 3 9 19 27 57 171 513 27367 82101 246303 519973 738909 1559919 4679757 14039271