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12544110430 = 256199202357
BaseRepresentation
bin10111010111010111…
…11110111101011110
31012101012221211112121
423223223332331132
5201142243013210
65432423453154
7622566115345
oct135353767536
935335854477
1012544110430
115357906915
122520bb71ba
13124bac2367
1486ddb6b5c
154d63ed6da
hex2ebafef5e

12544110430 has 16 divisors (see below), whose sum is σ = 22583152800. Its totient is φ = 5016809952.

The previous prime is 12544110389. The next prime is 12544110473. The reversal of 12544110430 is 3401144521.

It is a junction number, because it is equal to n+sod(n) for n = 12544110395 and 12544110404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39189 + ... + 163168.

It is an arithmetic number, because the mean of its divisors is an integer number (1411447050).

Almost surely, 212544110430 is an apocalyptic number.

12544110430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12544110430 is a deficient number, since it is larger than the sum of its proper divisors (10039042370).

12544110430 is a wasteful number, since it uses less digits than its factorization.

12544110430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208563.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 12544110430 its reverse (3401144521), we get a palindrome (15945254951).

The spelling of 12544110430 in words is "twelve billion, five hundred forty-four million, one hundred ten thousand, four hundred thirty".

Divisors: 1 2 5 10 6199 12398 30995 61990 202357 404714 1011785 2023570 1254411043 2508822086 6272055215 12544110430