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12886323 = 317376829
BaseRepresentation
bin110001001010…
…000100110011
3220020200201020
4301022010303
511244330243
61140110523
7214350312
oct61120463
926220636
1012886323
11730175a
124395443
132892558
1419d6279
1511e8283
hexc4a133

12886323 has 16 divisors (see below), whose sum is σ = 18686880. Its totient is φ = 7865856.

The previous prime is 12886301. The next prime is 12886327. The reversal of 12886323 is 32368821.

It is not a de Polignac number, because 12886323 - 29 = 12885811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12886327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1528 + ... + 5301.

It is an arithmetic number, because the mean of its divisors is an integer number (1167930).

Almost surely, 212886323 is an apocalyptic number.

12886323 is a deficient number, since it is larger than the sum of its proper divisors (5800557).

12886323 is a wasteful number, since it uses less digits than its factorization.

12886323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6886.

The product of its digits is 13824, while the sum is 33.

The square root of 12886323 is about 3589.7524984322. The cubic root of 12886323 is about 234.4460954806.

The spelling of 12886323 in words is "twelve million, eight hundred eighty-six thousand, three hundred twenty-three".

Divisors: 1 3 17 37 51 111 629 1887 6829 20487 116093 252673 348279 758019 4295441 12886323