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12359668 = 2215719681
BaseRepresentation
bin101111001001…
…011111110100
3212020221021111
4233021133310
511131002133
61120524404
7210025006
oct57113764
925227244
1012359668
116a82002
124180704
132739919
1418da376
1511421cd
hexbc97f4

12359668 has 12 divisors (see below), whose sum is σ = 21768292. Its totient is φ = 6140160.

The previous prime is 12359657. The next prime is 12359681. The reversal of 12359668 is 86695321.

It can be written as a sum of positive squares in 2 ways, for example, as 8832784 + 3526884 = 2972^2 + 1878^2 .

It is a super-5 number, since 5×123596685 (a number of 37 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 12359668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9213 + ... + 10468.

Almost surely, 212359668 is an apocalyptic number.

It is an amenable number.

12359668 is a deficient number, since it is larger than the sum of its proper divisors (9408624).

12359668 is a wasteful number, since it uses less digits than its factorization.

12359668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19842 (or 19840 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 12359668 is about 3515.6319488820. The cubic root of 12359668 is about 231.2076866336.

The spelling of 12359668 in words is "twelve million, three hundred fifty-nine thousand, six hundred sixty-eight".

Divisors: 1 2 4 157 314 628 19681 39362 78724 3089917 6179834 12359668