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14879239 = 52128559
BaseRepresentation
bin111000110000…
…101000000111
31000222221110221
4320300220013
512302113424
61250525211
7240320464
oct70605007
930887427
1014879239
118442aa1
124b96807
13310c6ab
141d9466b
15148d9e4
hexe30a07

14879239 has 4 divisors (see below), whose sum is σ = 14908320. Its totient is φ = 14850160.

The previous prime is 14879237. The next prime is 14879251. The reversal of 14879239 is 93297841.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14879239 - 21 = 14879237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14879195 and 14879204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14879237) 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, 13759 + ... + 14800.

It is an arithmetic number, because the mean of its divisors is an integer number (3727080).

Almost surely, 214879239 is an apocalyptic number.

14879239 is a deficient number, since it is larger than the sum of its proper divisors (29081).

14879239 is an equidigital number, since it uses as much as digits as its factorization.

14879239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29080.

The product of its digits is 108864, while the sum is 43.

The square root of 14879239 is about 3857.3616631060. The cubic root of 14879239 is about 245.9575961899.

The spelling of 14879239 in words is "fourteen million, eight hundred seventy-nine thousand, two hundred thirty-nine".

Divisors: 1 521 28559 14879239