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12810316 = 22173159103
BaseRepresentation
bin110000110111…
…100001001100
3220002211110011
4300313201030
511234412231
61134323004
7213612601
oct60674114
926084404
1012810316
11725a642
124359464
132866a8c
1419b66a8
1511d09b1
hexc3784c

12810316 has 48 divisors (see below), whose sum is σ = 25159680. Its totient is φ = 5679360.

The previous prime is 12810311. The next prime is 12810323. The reversal of 12810316 is 61301821.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12810311) 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 15 ways as a sum of consecutive naturals, for example, 124321 + ... + 124423.

It is an arithmetic number, because the mean of its divisors is an integer number (524160).

Almost surely, 212810316 is an apocalyptic number.

It is an amenable number.

12810316 is a deficient number, since it is larger than the sum of its proper divisors (12349364).

12810316 is a wasteful number, since it uses less digits than its factorization.

12810316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 12810316 is about 3579.1501784642. The cubic root of 12810316 is about 233.9842441969.

The spelling of 12810316 in words is "twelve million, eight hundred ten thousand, three hundred sixteen".

Divisors: 1 2 4 17 31 34 59 62 68 103 118 124 206 236 412 527 1003 1054 1751 1829 2006 2108 3193 3502 3658 4012 6077 6386 7004 7316 12154 12772 24308 31093 54281 62186 103309 108562 124372 188387 206618 217124 376774 413236 753548 3202579 6405158 12810316