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12340241252 = 22151154313241
BaseRepresentation
bin10110111111000100…
…10010001101100100
31011212000100012121022
423133202102031210
5200233100210002
65400302110312
7614542214513
oct133742221544
934760305538
1012340241252
115262820999
12248487b398
1312187b1c01
14850ca867a
154c357cba2
hex2df892364

12340241252 has 24 divisors (see below), whose sum is σ = 21754169472. Its totient is φ = 6124824000.

The previous prime is 12340241237. The next prime is 12340241261. The reversal of 12340241252 is 25214204321.

12340241252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 925352 + ... + 938592.

It is an arithmetic number, because the mean of its divisors is an integer number (906423728).

Almost surely, 212340241252 is an apocalyptic number.

It is an amenable number.

12340241252 is a deficient number, since it is larger than the sum of its proper divisors (9413928220).

12340241252 is a wasteful number, since it uses less digits than its factorization.

12340241252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14939 (or 14937 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 12340241252 its reverse (25214204321), we get a palindrome (37554445573).

The spelling of 12340241252 in words is "twelve billion, three hundred forty million, two hundred forty-one thousand, two hundred fifty-two".

Divisors: 1 2 4 151 302 604 1543 3086 6172 13241 26482 52964 232993 465986 931972 1999391 3998782 7997564 20430863 40861726 81723452 3085060313 6170120626 12340241252