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12230510255 = 512291990319
BaseRepresentation
bin10110110001111111…
…01100011010101111
31011120100212021222022
423120333230122233
5200022002312010
65341342140355
7612040423205
oct133077543257
934510767868
1012230510255
115206893417
122453b816bb
1311cbb42122
148404a3075
154b8b04d55
hex2d8fec6af

12230510255 has 8 divisors (see below), whose sum is σ = 14688561600. Its totient is φ = 9776442016.

The previous prime is 12230510249. The next prime is 12230510269. The reversal of 12230510255 is 55201503221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12230510255 - 26 = 12230510191 is a prime.

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, 989015 + ... + 1001304.

It is an arithmetic number, because the mean of its divisors is an integer number (1836070200).

Almost surely, 212230510255 is an apocalyptic number.

12230510255 is a deficient number, since it is larger than the sum of its proper divisors (2458051345).

12230510255 is a wasteful number, since it uses less digits than its factorization.

12230510255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991553.

The product of its (nonzero) digits is 3000, while the sum is 26.

The spelling of 12230510255 in words is "twelve billion, two hundred thirty million, five hundred ten thousand, two hundred fifty-five".

Divisors: 1 5 1229 6145 1990319 9951595 2446102051 12230510255