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12669246 = 2324117167
BaseRepresentation
bin110000010101…
…000100111110
3212211122221100
4300111010332
511220403441
61131313530
7212454402
oct60250476
925748840
1012669246
117173657
1242ab8a6
1328177c5
14197b102
1511a3cb6
hexc1513e

12669246 has 24 divisors (see below), whose sum is σ = 28121184. Its totient is φ = 4119840.

The previous prime is 12669229. The next prime is 12669263. The reversal of 12669246 is 64296621.

It is an interprime number because it is at equal distance from previous prime (12669229) and next prime (12669263).

It is a self number, because there is not a number n which added to its sum of digits gives 12669246.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 7846 + ... + 9321.

It is an arithmetic number, because the mean of its divisors is an integer number (1171716).

Almost surely, 212669246 is an apocalyptic number.

12669246 is an abundant number, since it is smaller than the sum of its proper divisors (15451938).

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

12669246 is a wasteful number, since it uses less digits than its factorization.

12669246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17216 (or 17213 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 12669246 is about 3559.3884306156. The cubic root of 12669246 is about 233.1221767705.

The spelling of 12669246 in words is "twelve million, six hundred sixty-nine thousand, two hundred forty-six".

Divisors: 1 2 3 6 9 18 41 82 123 246 369 738 17167 34334 51501 103002 154503 309006 703847 1407694 2111541 4223082 6334623 12669246