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14664087 = 322370841
BaseRepresentation
bin110111111100…
…000110010111
31000121000100100
4313330012113
512223222322
61242145143
7235433304
oct67740627
930530310
1014664087
118306389
124ab21b3
133065799
141d3a0ab
151449dac
hexdfc197

14664087 has 12 divisors (see below), whose sum is σ = 22102704. Its totient is φ = 9350880.

The previous prime is 14664079. The next prime is 14664107. The reversal of 14664087 is 78046641.

14664087 is a `hidden beast` number, since 1 + 4 + 6 + 640 + 8 + 7 = 666.

It is not a de Polignac number, because 14664087 - 23 = 14664079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14664187) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35214 + ... + 35627.

It is an arithmetic number, because the mean of its divisors is an integer number (1841892).

Almost surely, 214664087 is an apocalyptic number.

14664087 is a deficient number, since it is larger than the sum of its proper divisors (7438617).

14664087 is a wasteful number, since it uses less digits than its factorization.

14664087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70870 (or 70867 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 14664087 is about 3829.3716194697. The cubic root of 14664087 is about 244.7663300322.

The spelling of 14664087 in words is "fourteen million, six hundred sixty-four thousand, eighty-seven".

Divisors: 1 3 9 23 69 207 70841 212523 637569 1629343 4888029 14664087