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12152725672 = 2317157569161
BaseRepresentation
bin10110101000101101…
…11110000010101000
31011100221111102120211
423110112332002220
5144342044210142
65325523030504
7610104315043
oct132426760250
934327442524
1012152725672
11517699573a
122431b0b434
1311b89a9249
14834015c5a
154b1d8c917
hex2d45be0a8

12152725672 has 32 divisors (see below), whose sum is σ = 24280450920. Its totient is φ = 5682493440.

The previous prime is 12152725667. The next prime is 12152725687. The reversal of 12152725672 is 27652725121.

It can be written as a sum of positive squares in 4 ways, for example, as 11962671876 + 190053796 = 109374^2 + 13786^2 .

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, 263229 + ... + 305932.

Almost surely, 212152725672 is an apocalyptic number.

It is an amenable number.

12152725672 is a deficient number, since it is larger than the sum of its proper divisors (12127725248).

12152725672 is a wasteful number, since it uses less digits than its factorization.

12152725672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569341 (or 569337 counting only the distinct ones).

The product of its digits is 117600, while the sum is 40.

The spelling of 12152725672 in words is "twelve billion, one hundred fifty-two million, seven hundred twenty-five thousand, six hundred seventy-two".

Divisors: 1 2 4 8 17 34 68 136 157 314 628 1256 2669 5338 10676 21352 569161 1138322 2276644 4553288 9675737 19351474 38702948 77405896 89358277 178716554 357433108 714866216 1519090709 3038181418 6076362836 12152725672