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12050025112 = 2319760310427
BaseRepresentation
bin10110011100011110…
…01100101010011000
31011002210020200220101
423032033030222120
5144134301300422
65311413505144
7604416344356
oct131617145230
934083220811
1012050025112
115123a1a244
1224036421b4
1311a062b498
148245207d6
154a7d52c27
hex2ce3cca98

12050025112 has 32 divisors (see below), whose sum is σ = 23788353600. Its totient is φ = 5706608544.

The previous prime is 12050025109. The next prime is 12050025157. The reversal of 12050025112 is 21152005021.

12050025112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×120500251122 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 12050025112.

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, 1150443 + ... + 1160869.

It is an arithmetic number, because the mean of its divisors is an integer number (743386050).

Almost surely, 212050025112 is an apocalyptic number.

It is an amenable number.

12050025112 is a deficient number, since it is larger than the sum of its proper divisors (11738328488).

12050025112 is a wasteful number, since it uses less digits than its factorization.

12050025112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18055 (or 18051 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

The spelling of 12050025112 in words is "twelve billion, fifty million, twenty-five thousand, one hundred twelve".

Divisors: 1 2 4 8 19 38 76 152 7603 10427 15206 20854 30412 41708 60824 83416 144457 198113 288914 396226 577828 792452 1155656 1584904 79276481 158552962 317105924 634211848 1506253139 3012506278 6025012556 12050025112