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12231302996 = 2211592346933
BaseRepresentation
bin10110110010000101…
…01101111101010100
31011120102100120102002
423121002231331110
5200022203143441
65341411134432
7612050234333
oct133102557524
934512316362
1012231302996
115207284a80
1224542a4418
1311cc05bbc3
1484062bd1a
154b8c0eb9b
hex2d90adf54

12231302996 has 24 divisors (see below), whose sum is σ = 23355109344. Its totient is φ = 5558626080.

The previous prime is 12231302989. The next prime is 12231302999. The reversal of 12231302996 is 69920313221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12231302999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237146 + ... + 284078.

It is an arithmetic number, because the mean of its divisors is an integer number (973129556).

Almost surely, 212231302996 is an apocalyptic number.

It is an amenable number.

12231302996 is a deficient number, since it is larger than the sum of its proper divisors (11123806348).

12231302996 is a wasteful number, since it uses less digits than its factorization.

12231302996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52871 (or 52869 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 38.

The spelling of 12231302996 in words is "twelve billion, two hundred thirty-one million, three hundred two thousand, nine hundred ninety-six".

Divisors: 1 2 4 11 22 44 5923 11846 23692 46933 65153 93866 130306 187732 260612 516263 1032526 2065052 277984159 555968318 1111936636 3057825749 6115651498 12231302996