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12904302 = 232150717
BaseRepresentation
bin110001001110…
…011101101110
3220021121101010
4301032131232
511300414202
61140330050
7214453605
oct61163556
926247333
1012904302
117314214
1243a3926
13289a7a8
1419dca3c
1511ed76c
hexc4e76e

12904302 has 8 divisors (see below), whose sum is σ = 25808616. Its totient is φ = 4301432.

The previous prime is 12904291. The next prime is 12904313. The reversal of 12904302 is 20340921.

It is an interprime number because it is at equal distance from previous prime (12904291) and next prime (12904313).

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

12904302 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1075353 + ... + 1075364.

It is an arithmetic number, because the mean of its divisors is an integer number (3226077).

Almost surely, 212904302 is an apocalyptic number.

12904302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12904302 is a wasteful number, since it uses less digits than its factorization.

12904302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150722.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 12904302 is about 3592.2558372143. The cubic root of 12904302 is about 234.5550778893. Note that the first 3 decimals are identical.

The spelling of 12904302 in words is "twelve million, nine hundred four thousand, three hundred two".

Divisors: 1 2 3 6 2150717 4301434 6452151 12904302