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12693339 = 321782963
BaseRepresentation
bin110000011010…
…111101011011
3212212212222200
4300122331123
511222141324
61132021243
7212614551
oct60327533
925785880
1012693339
11718a76a
124301823
132825769
141985bd1
1511aaec9
hexc1af5b

12693339 has 12 divisors (see below), whose sum is σ = 19413576. Its totient is φ = 7964352.

The previous prime is 12693277. The next prime is 12693367. The reversal of 12693339 is 93339621.

It is a happy number.

It is not a de Polignac number, because 12693339 - 211 = 12691291 is a prime.

It is a super-2 number, since 2×126933392 = 322241709937842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12693379) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41329 + ... + 41634.

It is an arithmetic number, because the mean of its divisors is an integer number (1617798).

Almost surely, 212693339 is an apocalyptic number.

12693339 is a deficient number, since it is larger than the sum of its proper divisors (6720237).

12693339 is a wasteful number, since it uses less digits than its factorization.

12693339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82986 (or 82983 counting only the distinct ones).

The product of its digits is 26244, while the sum is 36.

The square root of 12693339 is about 3562.7712528311. The cubic root of 12693339 is about 233.2698586980.

The spelling of 12693339 in words is "twelve million, six hundred ninety-three thousand, three hundred thirty-nine".

Divisors: 1 3 9 17 51 153 82963 248889 746667 1410371 4231113 12693339