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14664715 = 513225611
BaseRepresentation
bin110111111100…
…010000001011
31000121001012121
4313330100023
512223232330
61242152111
7235435162
oct67742013
930531177
1014664715
1183068aa
124ab2637
133065b60
141d3a3d9
15144a17a
hexdfc40b

14664715 has 8 divisors (see below), whose sum is σ = 18951408. Its totient is φ = 10829280.

The previous prime is 14664709. The next prime is 14664721. The reversal of 14664715 is 51746641.

It is an interprime number because it is at equal distance from previous prime (14664709) and next prime (14664721).

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

It is not a de Polignac number, because 14664715 - 23 = 14664707 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112741 + ... + 112870.

It is an arithmetic number, because the mean of its divisors is an integer number (2368926).

Almost surely, 214664715 is an apocalyptic number.

14664715 is a deficient number, since it is larger than the sum of its proper divisors (4286693).

14664715 is a wasteful number, since it uses less digits than its factorization.

14664715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225629.

The product of its digits is 20160, while the sum is 34.

The square root of 14664715 is about 3829.4536163792. The cubic root of 14664715 is about 244.7698240799.

The spelling of 14664715 in words is "fourteen million, six hundred sixty-four thousand, seven hundred fifteen".

Divisors: 1 5 13 65 225611 1128055 2932943 14664715