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12441433404 = 2238312491399
BaseRepresentation
bin10111001011001000…
…10011010100111100
31012010001202022010210
423211210103110330
5200440001332104
65414315032420
7620211303411
oct134544232474
935101668123
1012441433404
115304957074
1224b273b710
13123375221a
148604ca108
154cc3ba989
hex2e591353c

12441433404 has 24 divisors (see below), whose sum is σ = 29379772800. Its totient is φ = 4097178544.

The previous prime is 12441433393. The next prime is 12441433441. The reversal of 12441433404 is 40433414421.

12441433404 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 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, 6244704 + ... + 6246695.

It is an arithmetic number, because the mean of its divisors is an integer number (1224157200).

Almost surely, 212441433404 is an apocalyptic number.

It is an amenable number.

12441433404 is an abundant number, since it is smaller than the sum of its proper divisors (16938339396).

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

12441433404 is a wasteful number, since it uses less digits than its factorization.

12441433404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12491489 (or 12491487 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 12441433404 its reverse (40433414421), we get a palindrome (52874847825).

The spelling of 12441433404 in words is "twelve billion, four hundred forty-one million, four hundred thirty-three thousand, four hundred four".

Divisors: 1 2 3 4 6 12 83 166 249 332 498 996 12491399 24982798 37474197 49965596 74948394 149896788 1036786117 2073572234 3110358351 4147144468 6220716702 12441433404