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12968202204 = 2232360227839
BaseRepresentation
bin11000001001111011…
…10000111111011100
31020110202221221002100
430010331300333130
5203024324432304
65542453325100
7636235620456
oct140475607734
936422857070
1012968202204
115555237291
12261b036790
1312b891a639
148b044d2d6
1550d770439
hex304f70fdc

12968202204 has 18 divisors (see below), whose sum is σ = 32780733440. Its totient is φ = 4322734056.

The previous prime is 12968202197. The next prime is 12968202251. The reversal of 12968202204 is 40220286921.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 360227839 = 12968202204 / (1 + 2 + 9 + 6 + 8 + 2 + 0 + 2 + 2 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 180113884 + ... + 180113955.

Almost surely, 212968202204 is an apocalyptic number.

It is an amenable number.

12968202204 is an abundant number, since it is smaller than the sum of its proper divisors (19812531236).

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

12968202204 is a wasteful number, since it uses less digits than its factorization.

12968202204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360227849 (or 360227844 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 12968202204 in words is "twelve billion, nine hundred sixty-eight million, two hundred two thousand, two hundred four".

Divisors: 1 2 3 4 6 9 12 18 36 360227839 720455678 1080683517 1440911356 2161367034 3242050551 4322734068 6484101102 12968202204