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12132304002 = 2327137406779
BaseRepresentation
bin10110100110010010…
…00100010010000010
31011022112001220022200
423103021010102002
5144321332212002
65323513214030
7606435611460
oct132311042202
934275056280
1012132304002
115166407625
122427101316
1311b46a8c10
1483141b830
154b01a6b1c
hex2d3244482

12132304002 has 48 divisors (see below), whose sum is σ = 32352815040. Its totient is φ = 3199728096.

The previous prime is 12132304001. The next prime is 12132304021. The reversal of 12132304002 is 20040323121.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12132304001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3701752 + ... + 3705027.

It is an arithmetic number, because the mean of its divisors is an integer number (674016980).

Almost surely, 212132304002 is an apocalyptic number.

12132304002 is an abundant number, since it is smaller than the sum of its proper divisors (20220511038).

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

12132304002 is a wasteful number, since it uses less digits than its factorization.

12132304002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7406807 (or 7406804 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 12132304002 its reverse (20040323121), we get a palindrome (32172627123).

The spelling of 12132304002 in words is "twelve billion, one hundred thirty-two million, three hundred four thousand, two".

Divisors: 1 2 3 6 7 9 13 14 18 21 26 39 42 63 78 91 117 126 182 234 273 546 819 1638 7406779 14813558 22220337 44440674 51847453 66661011 96288127 103694906 133322022 155542359 192576254 288864381 311084718 466627077 577728762 674016889 866593143 933254154 1348033778 1733186286 2022050667 4044101334 6066152001 12132304002