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12338192 = 241745361
BaseRepresentation
bin101111000100…
…010000010000
3212012211211002
4233010100100
511124310232
61120241132
7206605256
oct57042020
925184732
1012338192
116a67959
1241701a8
13272cc09
1418d25d6
15113ab62
hexbc4410

12338192 has 20 divisors (see below), whose sum is σ = 25311996. Its totient is φ = 5806080.

The previous prime is 12338191. The next prime is 12338203. The reversal of 12338192 is 29183321.

It can be written as a sum of positive squares in 2 ways, for example, as 3671056 + 8667136 = 1916^2 + 2944^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12338191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22409 + ... + 22952.

Almost surely, 212338192 is an apocalyptic number.

It is an amenable number.

12338192 is an abundant number, since it is smaller than the sum of its proper divisors (12973804).

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

12338192 is a wasteful number, since it uses less digits than its factorization.

12338192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45386 (or 45380 counting only the distinct ones).

The product of its digits is 2592, while the sum is 29.

The square root of 12338192 is about 3512.5762625173. The cubic root of 12338192 is about 231.0736944960.

The spelling of 12338192 in words is "twelve million, three hundred thirty-eight thousand, one hundred ninety-two".

Divisors: 1 2 4 8 16 17 34 68 136 272 45361 90722 181444 362888 725776 771137 1542274 3084548 6169096 12338192