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14284525 = 52571381
BaseRepresentation
bin110110011111…
…011011101101
3222212201200111
4312133123231
512124101100
61230100021
7232262563
oct66373355
928781614
1014284525
1180771a2
12494a611
132c61aa8
141c7ba33
1513c26ba
hexd9f6ed

14284525 has 6 divisors (see below), whose sum is σ = 17712842. Its totient is φ = 11427600.

The previous prime is 14284519. The next prime is 14284537. The reversal of 14284525 is 52548241.

It can be written as a sum of positive squares in 3 ways, for example, as 281961 + 14002564 = 531^2 + 3742^2 .

It is not a de Polignac number, because 14284525 - 25 = 14284493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 285666 + ... + 285715.

Almost surely, 214284525 is an apocalyptic number.

It is an amenable number.

14284525 is a deficient number, since it is larger than the sum of its proper divisors (3428317).

14284525 is an equidigital number, since it uses as much as digits as its factorization.

14284525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571391 (or 571386 counting only the distinct ones).

The product of its digits is 12800, while the sum is 31.

The square root of 14284525 is about 3779.4873991059. The cubic root of 14284525 is about 242.6360167971.

It can be divided in two parts, 142 and 84525, that multiplied together give a triangular number (12002550 = T4899).

The spelling of 14284525 in words is "fourteen million, two hundred eighty-four thousand, five hundred twenty-five".

Divisors: 1 5 25 571381 2856905 14284525