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14185672 = 234161709
BaseRepresentation
bin110110000111…
…010011001000
3222200201002021
4312013103020
512112420142
61224014224
7231401434
oct66072310
928621067
1014185672
1180099a6
124901374
132c28ab7
141c539c4
1513a3267
hexd874c8

14185672 has 32 divisors (see below), whose sum is σ = 27732600. Its totient is φ = 6796800.

The previous prime is 14185649. The next prime is 14185679. The reversal of 14185672 is 27658141.

It can be written as a sum of positive squares in 4 ways, for example, as 2033476 + 12152196 = 1426^2 + 3486^2 .

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (14185679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19654 + ... + 20362.

Almost surely, 214185672 is an apocalyptic number.

It is an amenable number.

14185672 is a deficient number, since it is larger than the sum of its proper divisors (13546928).

14185672 is a wasteful number, since it uses less digits than its factorization.

14185672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817 (or 813 counting only the distinct ones).

The product of its digits is 13440, while the sum is 34.

The square root of 14185672 is about 3766.3871282703. The cubic root of 14185672 is about 242.0750171548.

It can be divided in two parts, 1418 and 5672, that multiplied together give a square (8042896 = 28362).

The spelling of 14185672 in words is "fourteen million, one hundred eighty-five thousand, six hundred seventy-two".

Divisors: 1 2 4 8 41 61 82 122 164 244 328 488 709 1418 2501 2836 5002 5672 10004 20008 29069 43249 58138 86498 116276 172996 232552 345992 1773209 3546418 7092836 14185672