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12113764828 = 2211275312837
BaseRepresentation
bin10110100100000100…
…10110000111011100
31011021020012000100121
423102002112013130
5144302110433303
65322012004324
7606122205424
oct132202260734
934236160317
1012113764828
1151569a48a0
122420a606a4
1311b08b76a9
1482cb93484
154ad7439bd
hex2d20961dc

12113764828 has 12 divisors (see below), whose sum is σ = 23126278392. Its totient is φ = 5506256720.

The previous prime is 12113764807. The next prime is 12113764843. The reversal of 12113764828 is 82846731121.

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, 137656375 + ... + 137656462.

It is an arithmetic number, because the mean of its divisors is an integer number (1927189866).

Almost surely, 212113764828 is an apocalyptic number.

It is an amenable number.

12113764828 is a deficient number, since it is larger than the sum of its proper divisors (11012513564).

12113764828 is a wasteful number, since it uses less digits than its factorization.

12113764828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275312852 (or 275312850 counting only the distinct ones).

The product of its digits is 129024, while the sum is 43.

The spelling of 12113764828 in words is "twelve billion, one hundred thirteen million, seven hundred sixty-four thousand, eight hundred twenty-eight".

Divisors: 1 2 4 11 22 44 275312837 550625674 1101251348 3028441207 6056882414 12113764828