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12796317 = 321421813
BaseRepresentation
bin110000110100…
…000110011101
3220002010020200
4300310012131
511233440232
61134134113
7213524022
oct60640635
926063220
1012796317
117250076
124351339
1328605b1
1419b1549
1511cb77c
hexc3419d

12796317 has 6 divisors (see below), whose sum is σ = 18483582. Its totient is φ = 8530872.

The previous prime is 12796313. The next prime is 12796321. The reversal of 12796317 is 71369721.

It is a happy number.

12796317 is a `hidden beast` number, since 12 + 7 + 9 + 631 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (12796313) and next prime (12796321).

It can be written as a sum of positive squares in only one way, i.e., 11737476 + 1058841 = 3426^2 + 1029^2 .

It is not a de Polignac number, because 12796317 - 22 = 12796313 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12796313) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 710898 + ... + 710915.

It is an arithmetic number, because the mean of its divisors is an integer number (3080597).

Almost surely, 212796317 is an apocalyptic number.

It is an amenable number.

12796317 is a deficient number, since it is larger than the sum of its proper divisors (5687265).

12796317 is a wasteful number, since it uses less digits than its factorization.

12796317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421819 (or 1421816 counting only the distinct ones).

The product of its digits is 15876, while the sum is 36.

The square root of 12796317 is about 3577.1940120715. The cubic root of 12796317 is about 233.8989811604.

The spelling of 12796317 in words is "twelve million, seven hundred ninety-six thousand, three hundred seventeen".

Divisors: 1 3 9 1421813 4265439 12796317