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12230044904 = 2371123983071
BaseRepresentation
bin10110110001111011…
…11010110011101000
31011120022222122122002
423120331322303220
5200021342414104
65341324150132
7612033444410
oct133075726350
934508878562
1012230044904
1152065a5830
122453998348
1311cba0b37c
148403c1640
154b8a6201e
hex2d8f7ace8

12230044904 has 64 divisors (see below), whose sum is σ = 28709683200. Its totient is φ = 4744958400.

The previous prime is 12230044903. The next prime is 12230044913. The reversal of 12230044904 is 40944003221.

It is not an unprimeable number, because it can be changed into a prime (12230044903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105689 + ... + 188759.

It is an arithmetic number, because the mean of its divisors is an integer number (448588800).

Almost surely, 212230044904 is an apocalyptic number.

12230044904 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12230044904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14354841600).

12230044904 is an abundant number, since it is smaller than the sum of its proper divisors (16479638296).

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

12230044904 is a wasteful number, since it uses less digits than its factorization.

12230044904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83334 (or 83330 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 12230044904 in words is "twelve billion, two hundred thirty million, forty-four thousand, nine hundred four".

Divisors: 1 2 4 7 8 11 14 22 28 44 56 77 88 154 239 308 478 616 956 1673 1912 2629 3346 5258 6692 10516 13384 18403 21032 36806 73612 83071 147224 166142 332284 581497 664568 913781 1162994 1827562 2325988 3655124 4651976 6396467 7310248 12792934 19853969 25585868 39707938 51171736 79415876 138977783 158831752 218393659 277955566 436787318 555911132 873574636 1111822264 1528755613 1747149272 3057511226 6115022452 12230044904