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12230431053 = 383347141551
BaseRepresentation
bin10110110001111110…
…11001000101001101
31011120100201021022220
423120333121011031
5200021442243203
65341340325553
7612036643251
oct133077310515
934510637286
1012230431053
115206839965
122453b438b9
1311cbb15069
14840482261
154b8adb653
hex2d8fd914d

12230431053 has 16 divisors (see below), whose sum is σ = 16551392256. Its totient is φ = 8032113200.

The previous prime is 12230431021. The next prime is 12230431063. The reversal of 12230431053 is 35013403221.

It is a cyclic number.

It is not a de Polignac number, because 12230431053 - 25 = 12230431021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12230431013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15628 + ... + 157178.

It is an arithmetic number, because the mean of its divisors is an integer number (1034462016).

Almost surely, 212230431053 is an apocalyptic number.

It is an amenable number.

12230431053 is a deficient number, since it is larger than the sum of its proper divisors (4320961203).

12230431053 is a wasteful number, since it uses less digits than its factorization.

12230431053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141984.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 12230431053 its reverse (35013403221), we get a palindrome (47243834274).

The spelling of 12230431053 in words is "twelve billion, two hundred thirty million, four hundred thirty-one thousand, fifty-three".

Divisors: 1 3 83 249 347 1041 28801 86403 141551 424653 11748733 35246199 49118197 147354591 4076810351 12230431053