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12303233313 = 371794796833
BaseRepresentation
bin10110111010101010…
…00111000100100001
31011202102201000020220
423131111013010201
5200144111431223
65352500553253
7613612520610
oct133525070441
934672630226
1012303233313
115243944318
1224743b2829
131210c25217
14849dd3877
154c01bc6e3
hex2dd547121

12303233313 has 32 divisors (see below), whose sum is σ = 18894643200. Its totient is φ = 6975526656.

The previous prime is 12303233297. The next prime is 12303233357. The reversal of 12303233313 is 31333230321.

It is not a de Polignac number, because 12303233313 - 24 = 12303233297 is a prime.

It is a super-2 number, since 2×123032333132 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12303233113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1797145 + ... + 1803977.

It is an arithmetic number, because the mean of its divisors is an integer number (590457600).

Almost surely, 212303233313 is an apocalyptic number.

It is an amenable number.

12303233313 is a deficient number, since it is larger than the sum of its proper divisors (6591409887).

12303233313 is a wasteful number, since it uses less digits than its factorization.

12303233313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7501.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 12303233313 its reverse (31333230321), we get a palindrome (43636463634).

The spelling of 12303233313 in words is "twelve billion, three hundred three million, two hundred thirty-three thousand, three hundred thirteen".

Divisors: 1 3 7 21 179 479 537 1253 1437 3353 3759 6833 10059 20499 47831 85741 143493 257223 600187 1223107 1800561 3273007 3669321 8561749 9819021 22911049 25685247 68733147 585868253 1757604759 4101077771 12303233313