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12104112444 = 2231277942331
BaseRepresentation
bin10110100010111011…
…00001100100111100
31011020120000121202220
423101131201210330
5144242123044234
65321025045340
7605644154364
oct132135414474
934216017686
1012104112444
115151501916
122419786850
1311ab8b8118
1482b79d9a4
154ac988a49
hex2d176193c

12104112444 has 24 divisors (see below), whose sum is σ = 28465317888. Its totient is φ = 4002934320.

The previous prime is 12104112443. The next prime is 12104112451. The reversal of 12104112444 is 44421140121.

12104112444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12104112443) by changing a digit.

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, 3969642 + ... + 3972689.

It is an arithmetic number, because the mean of its divisors is an integer number (1186054912).

Almost surely, 212104112444 is an apocalyptic number.

It is an amenable number.

12104112444 is an abundant number, since it is smaller than the sum of its proper divisors (16361205444).

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

12104112444 is a wasteful number, since it uses less digits than its factorization.

12104112444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7942465 (or 7942463 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 12104112444 its reverse (44421140121), we get a palindrome (56525252565).

The spelling of 12104112444 in words is "twelve billion, one hundred four million, one hundred twelve thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 12 127 254 381 508 762 1524 7942331 15884662 23826993 31769324 47653986 95307972 1008676037 2017352074 3026028111 4034704148 6052056222 12104112444