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12132051304 = 2319434214409
BaseRepresentation
bin10110100110010000…
…00110100101101000
31011022111121001200111
423103020012211220
5144321301120204
65323503544104
7606433506652
oct132310064550
934274531614
1012132051304
11516625478a
122426bbb034
1311b461aba9
148313936d2
154b0156d04
hex2d3206968

12132051304 has 64 divisors (see below), whose sum is σ = 24565464000. Its totient is φ = 5598512640.

The previous prime is 12132051289. The next prime is 12132051359. The reversal of 12132051304 is 40315023121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2749452 + ... + 2753860.

It is an arithmetic number, because the mean of its divisors is an integer number (383835375).

Almost surely, 212132051304 is an apocalyptic number.

It is an amenable number.

12132051304 is an abundant number, since it is smaller than the sum of its proper divisors (12433412696).

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

12132051304 is a wasteful number, since it uses less digits than its factorization.

12132051304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4898 (or 4894 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 12132051304 its reverse (40315023121), we get a palindrome (52447074425).

The spelling of 12132051304 in words is "twelve billion, one hundred thirty-two million, fifty-one thousand, three hundred four".

Divisors: 1 2 4 8 19 38 43 76 86 152 172 344 421 817 842 1634 1684 3268 3368 4409 6536 7999 8818 15998 17636 18103 31996 35272 36206 63992 72412 83771 144824 167542 189587 335084 343957 379174 670168 687914 758348 1375828 1516696 1856189 2751656 3602153 3712378 7204306 7424756 14408612 14849512 28817224 35267591 70535182 79816127 141070364 159632254 282140728 319264508 638529016 1516506413 3033012826 6066025652 12132051304