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12238268676 = 2231953676617
BaseRepresentation
bin10110110010111010…
…10010100100000100
31011120220110110112020
423121131102210010
5200030444044201
65342220323140
7612163365414
oct133135224404
934526413466
1012238268676
115210202437
1224566a34b0
13120062a5ca
14841522644
154b9638a36
hex2d9752904

12238268676 has 24 divisors (see below), whose sum is σ = 30058906080. Its totient is φ = 3864716352.

The previous prime is 12238268633. The next prime is 12238268681. The reversal of 12238268676 is 67686283221.

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, 26838081 + ... + 26838536.

It is an arithmetic number, because the mean of its divisors is an integer number (1252454420).

Almost surely, 212238268676 is an apocalyptic number.

It is an amenable number.

12238268676 is an abundant number, since it is smaller than the sum of its proper divisors (17820637404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12238268676 is a wasteful number, since it uses less digits than its factorization.

12238268676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53676643 (or 53676641 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 51.

The spelling of 12238268676 in words is "twelve billion, two hundred thirty-eight million, two hundred sixty-eight thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 53676617 107353234 161029851 214706468 322059702 644119404 1019855723 2039711446 3059567169 4079422892 6119134338 12238268676