Search a number
-
+
12896994 = 2311263743
BaseRepresentation
bin110001001100…
…101011100010
3220021020100110
4301030223202
511300200434
61140232150
7214423365
oct61145342
926236313
1012896994
117309780
12439b656
132897376
1419da0dc
1511eb4e9
hexc4cae2

12896994 has 32 divisors (see below), whose sum is σ = 28283904. Its totient is φ = 3888080.

The previous prime is 12896969. The next prime is 12897011. The reversal of 12896994 is 49969821.

It is an unprimeable number.

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, 16987 + ... + 17729.

It is an arithmetic number, because the mean of its divisors is an integer number (883872).

Almost surely, 212896994 is an apocalyptic number.

12896994 is an abundant number, since it is smaller than the sum of its proper divisors (15386910).

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

12896994 is a wasteful number, since it uses less digits than its factorization.

12896994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022.

The product of its digits is 279936, while the sum is 48.

The square root of 12896994 is about 3591.2385050286. The cubic root of 12896994 is about 234.5107915680.

The spelling of 12896994 in words is "twelve million, eight hundred ninety-six thousand, nine hundred ninety-four".

Divisors: 1 2 3 6 11 22 33 66 263 526 743 789 1486 1578 2229 2893 4458 5786 8173 8679 16346 17358 24519 49038 195409 390818 586227 1172454 2149499 4298998 6448497 12896994