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12895716 = 2231074643
BaseRepresentation
bin110001001100…
…010111100100
3220021011121010
4301030113210
511300130331
61140222220
7214416561
oct61142744
926234533
1012895716
117308819
12439a970
132896902
1419d9868
1511eae46
hexc4c5e4

12895716 has 12 divisors (see below), whose sum is σ = 30090032. Its totient is φ = 4298568.

The previous prime is 12895667. The next prime is 12895717. The reversal of 12895716 is 61759821.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (12895717) 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 3 ways as a sum of consecutive naturals, for example, 537310 + ... + 537333.

Almost surely, 212895716 is an apocalyptic number.

It is an amenable number.

12895716 is an abundant number, since it is smaller than the sum of its proper divisors (17194316).

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

12895716 is a wasteful number, since it uses less digits than its factorization.

12895716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074650 (or 1074648 counting only the distinct ones).

The product of its digits is 30240, while the sum is 39.

The square root of 12895716 is about 3591.0605675761. The cubic root of 12895716 is about 234.5030451973.

The spelling of 12895716 in words is "twelve million, eight hundred ninety-five thousand, seven hundred sixteen".

Divisors: 1 2 3 4 6 12 1074643 2149286 3223929 4298572 6447858 12895716