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12383104558 = 211571985759
BaseRepresentation
bin10111000100001011…
…10010111000101110
31011221222222220000011
423202011302320232
5200330033321213
65404432523434
7615602436436
oct134205627056
934858886004
1012383104558
115284a37810
1224970b057a
13122463bb06
148568652c6
154c71e803d
hex2e2172e2e

12383104558 has 16 divisors (see below), whose sum is σ = 20298769920. Its totient is φ = 5618820600.

The previous prime is 12383104549. The next prime is 12383104607. The reversal of 12383104558 is 85540138321.

12383104558 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12383104558.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480318 + ... + 505441.

It is an arithmetic number, because the mean of its divisors is an integer number (1268673120).

Almost surely, 212383104558 is an apocalyptic number.

12383104558 is a deficient number, since it is larger than the sum of its proper divisors (7915665362).

12383104558 is a wasteful number, since it uses less digits than its factorization.

12383104558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986343.

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 12383104558 in words is "twelve billion, three hundred eighty-three million, one hundred four thousand, five hundred fifty-eight".

Divisors: 1 2 11 22 571 1142 6281 12562 985759 1971518 10843349 21686698 562868389 1125736778 6191552279 12383104558