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12311412253 = 729279721683
BaseRepresentation
bin10110111011101000…
…10011111000011101
31011210000002112122121
423131310103320131
5200203210143003
65353352142541
7614042164120
oct133564237035
934700075577
1012311412253
115248520278
122477097a51
131212829c2a
1484b1223b7
154c0c85cbd
hex2ddd13e1d

12311412253 has 16 divisors (see below), whose sum is σ = 14561239680. Its totient is φ = 10184642496.

The previous prime is 12311412233. The next prime is 12311412307. The reversal of 12311412253 is 35221411321.

It is not a de Polignac number, because 12311412253 - 25 = 12311412221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12311412203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 556950 + ... + 578632.

It is an arithmetic number, because the mean of its divisors is an integer number (910077480).

Almost surely, 212311412253 is an apocalyptic number.

It is an amenable number.

12311412253 is a deficient number, since it is larger than the sum of its proper divisors (2249827427).

12311412253 is a wasteful number, since it uses less digits than its factorization.

12311412253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24516.

The product of its digits is 1440, while the sum is 25.

Adding to 12311412253 its reverse (35221411321), we get a palindrome (47532823574).

The spelling of 12311412253 in words is "twelve billion, three hundred eleven million, four hundred twelve thousand, two hundred fifty-three".

Divisors: 1 7 29 203 2797 19579 21683 81113 151781 567791 628807 4401649 60647351 424531457 1758773179 12311412253