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12125608168 = 234433421447
BaseRepresentation
bin10110100101011111…
…00001100011101000
31011022001110201100211
423102233201203220
5144313123430133
65323113510504
7606324653212
oct132257414350
934261421324
1012125608168
115162653983
122424a12434
1311b31a329b
148305975b2
154ae7d2bcd
hex2d2be18e8

12125608168 has 16 divisors (see below), whose sum is σ = 22786843680. Its totient is φ = 6049116528.

The previous prime is 12125608129. The next prime is 12125608177. The reversal of 12125608168 is 86180652121.

It is a happy number.

12125608168 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 12125608168.

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 3 ways as a sum of consecutive naturals, for example, 1707180 + ... + 1714267.

It is an arithmetic number, because the mean of its divisors is an integer number (1424177730).

Almost surely, 212125608168 is an apocalyptic number.

It is an amenable number.

12125608168 is a deficient number, since it is larger than the sum of its proper divisors (10661235512).

12125608168 is a wasteful number, since it uses less digits than its factorization.

12125608168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3421896 (or 3421892 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 40.

The spelling of 12125608168 in words is "twelve billion, one hundred twenty-five million, six hundred eight thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 443 886 1772 3544 3421447 6842894 13685788 27371576 1515701021 3031402042 6062804084 12125608168