Base | Representation |
---|---|
bin | 10111101011111100… |
… | …01111000101101011 |
3 | 1012211020122121222200 |
4 | 23311332033011223 |
5 | 202020431322433 |
6 | 5501510151243 |
7 | 630062613420 |
oct | 136576170553 |
9 | 35736577880 |
10 | 12716667243 |
11 | 5436255355 |
12 | 256a952523 |
13 | 127878b397 |
14 | 888c93d47 |
15 | 4e6636613 |
hex | 2f5f8f16b |
12716667243 has 48 divisors (see below), whose sum is σ = 21810409920. Its totient is φ = 6985746432.
The previous prime is 12716667239. The next prime is 12716667277. The reversal of 12716667243 is 34276661721.
It is not a de Polignac number, because 12716667243 - 22 = 12716667239 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12716667203) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 410755 + ... + 440627.
It is an arithmetic number, because the mean of its divisors is an integer number (454383540).
Almost surely, 212716667243 is an apocalyptic number.
12716667243 is a deficient number, since it is larger than the sum of its proper divisors (9093742677).
12716667243 is a wasteful number, since it uses less digits than its factorization.
12716667243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30148 (or 30145 counting only the distinct ones).
The product of its digits is 508032, while the sum is 45.
The spelling of 12716667243 in words is "twelve billion, seven hundred sixteen million, six hundred sixty-seven thousand, two hundred forty-three".
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