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12223379118 = 23234114471493
BaseRepresentation
bin10110110001001000…
…11111011010101110
31011112212102222220010
423120210133122232
5200013141112433
65340525234050
7611623002546
oct133044373256
934485388803
1012223379118
115202862715
122451702926
1311ca516312
1483d568326
154b8196e63
hex2d891f6ae

12223379118 has 64 divisors (see below), whose sum is σ = 26167421952. Its totient is φ = 3797080320.

The previous prime is 12223379111. The next prime is 12223379131. The reversal of 12223379118 is 81197332221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12223379111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8186380 + ... + 8187872.

It is an arithmetic number, because the mean of its divisors is an integer number (408865968).

Almost surely, 212223379118 is an apocalyptic number.

12223379118 is an abundant number, since it is smaller than the sum of its proper divisors (13944042834).

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

12223379118 is a wasteful number, since it uses less digits than its factorization.

12223379118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3009.

The product of its digits is 36288, while the sum is 39.

The spelling of 12223379118 in words is "twelve billion, two hundred twenty-three million, three hundred seventy-nine thousand, one hundred eighteen".

Divisors: 1 2 3 6 23 41 46 69 82 123 138 246 943 1447 1493 1886 2829 2894 2986 4341 4479 5658 8682 8958 33281 34339 59327 61213 66562 68678 99843 103017 118654 122426 177981 183639 199686 206034 355962 367278 1364521 1407899 2160371 2729042 2815798 4093563 4223697 4320742 6481113 8187126 8447394 12962226 49688533 88575211 99377066 149065599 177150422 265725633 298131198 531451266 2037229853 4074459706 6111689559 12223379118