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12282896394 = 232682383133
BaseRepresentation
bin10110111000001111…
…00010000000001010
31011201000102210020200
423130013202000022
5200123410141034
65350453033030
7613244616366
oct133407420012
934630383220
1012282896394
11523341394a
122469625776
131209954642
1484741c2a6
154bd501a99
hex2dc1e200a

12282896394 has 12 divisors (see below), whose sum is σ = 26612942226. Its totient is φ = 4094298792.

The previous prime is 12282896371. The next prime is 12282896441. The reversal of 12282896394 is 49369828221.

12282896394 is a `hidden beast` number, since 1 + 228 + 28 + 9 + 6 + 394 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10971515025 + 1311381369 = 104745^2 + 36213^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12282896394.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 341191549 + ... + 341191584.

Almost surely, 212282896394 is an apocalyptic number.

12282896394 is an abundant number, since it is smaller than the sum of its proper divisors (14330045832).

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

12282896394 is a wasteful number, since it uses less digits than its factorization.

12282896394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682383141 (or 682383138 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 54.

The spelling of 12282896394 in words is "twelve billion, two hundred eighty-two million, eight hundred ninety-six thousand, three hundred ninety-four".

Divisors: 1 2 3 6 9 18 682383133 1364766266 2047149399 4094298798 6141448197 12282896394