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12869296 = 241173121
BaseRepresentation
bin110001000101…
…111010110000
3220012211100121
4301011322300
511243304141
61135500024
7214246546
oct61057260
926184317
1012869296
11729a990
124387614
13288788b
1419cdd96
1511e31d1
hexc45eb0

12869296 has 20 divisors (see below), whose sum is σ = 27201384. Its totient is φ = 5849600.

The previous prime is 12869273. The next prime is 12869299. The reversal of 12869296 is 69296821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12869299) 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, 36385 + ... + 36736.

Almost surely, 212869296 is an apocalyptic number.

12869296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12869296 is an abundant number, since it is smaller than the sum of its proper divisors (14332088).

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

12869296 is a wasteful number, since it uses less digits than its factorization.

12869296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73140 (or 73134 counting only the distinct ones).

The product of its digits is 93312, while the sum is 43.

The square root of 12869296 is about 3587.3801025261. The cubic root of 12869296 is about 234.3427902640.

The spelling of 12869296 in words is "twelve million, eight hundred sixty-nine thousand, two hundred ninety-six".

Divisors: 1 2 4 8 11 16 22 44 88 176 73121 146242 292484 584968 804331 1169936 1608662 3217324 6434648 12869296