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14268913 = 131108923
BaseRepresentation
bin110110011011…
…100111110001
3222211221021021
4312123213301
512123101123
61225455441
7232166221
oct66334761
928757237
1014268913
11806649a
124941581
132c57959
141c76081
1513bcc5d
hexd9b9f1

14268913 has 4 divisors (see below), whose sum is σ = 14377968. Its totient is φ = 14159860.

The previous prime is 14268893. The next prime is 14268929. The reversal of 14268913 is 31986241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14268913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14268113) 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, 54331 + ... + 54592.

It is an arithmetic number, because the mean of its divisors is an integer number (3594492).

Almost surely, 214268913 is an apocalyptic number.

It is an amenable number.

14268913 is a deficient number, since it is larger than the sum of its proper divisors (109055).

14268913 is a wasteful number, since it uses less digits than its factorization.

14268913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109054.

The product of its digits is 10368, while the sum is 34.

The square root of 14268913 is about 3777.4214750276. The cubic root of 14268913 is about 242.5475897673.

The spelling of 14268913 in words is "fourteen million, two hundred sixty-eight thousand, nine hundred thirteen".

Divisors: 1 131 108923 14268913