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14268185 = 517167861
BaseRepresentation
bin110110011011…
…011100011001
3222211220021022
4312123130121
512123040220
61225452225
7232164131
oct66333431
928756238
1014268185
118065998
124941075
132c57519
141c75ac1
1513bc925
hexd9b719

14268185 has 8 divisors (see below), whose sum is σ = 18129096. Its totient is φ = 10743040.

The previous prime is 14268181. The next prime is 14268187. The reversal of 14268185 is 58186241.

It can be written as a sum of positive squares in 4 ways, for example, as 6310144 + 7958041 = 2512^2 + 2821^2 .

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

It is not a de Polignac number, because 14268185 - 22 = 14268181 is a prime.

It is a super-2 number, since 2×142681852 = 407162206388450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14268181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83846 + ... + 84015.

It is an arithmetic number, because the mean of its divisors is an integer number (2266137).

Almost surely, 214268185 is an apocalyptic number.

It is an amenable number.

14268185 is a deficient number, since it is larger than the sum of its proper divisors (3860911).

14268185 is a wasteful number, since it uses less digits than its factorization.

14268185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167883.

The product of its digits is 15360, while the sum is 35.

The square root of 14268185 is about 3777.3251117689. The cubic root of 14268185 is about 242.5434647708.

The spelling of 14268185 in words is "fourteen million, two hundred sixty-eight thousand, one hundred eighty-five".

Divisors: 1 5 17 85 167861 839305 2853637 14268185