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14238868 = 227508531
BaseRepresentation
bin110110010100…
…010010010100
3222210102001111
4312110102110
512121120433
61225104404
7232012510
oct66242224
928712044
1014238868
118045966
124928104
132c47087
141c69140
1513b3dcd
hexd94494

14238868 has 12 divisors (see below), whose sum is σ = 28477792. Its totient is φ = 6102360.

The previous prime is 14238853. The next prime is 14238871. The reversal of 14238868 is 86883241.

14238868 is an admirable number.

It is a super-3 number, since 3×142388683 (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14238868.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254238 + ... + 254293.

Almost surely, 214238868 is an apocalyptic number.

It is an amenable number.

14238868 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14238868 is a wasteful number, since it uses less digits than its factorization.

14238868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508542 (or 508540 counting only the distinct ones).

The product of its digits is 73728, while the sum is 40.

The square root of 14238868 is about 3773.4424601417. The cubic root of 14238868 is about 242.3772319381.

The spelling of 14238868 in words is "fourteen million, two hundred thirty-eight thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 28 508531 1017062 2034124 3559717 7119434 14238868