Base | Representation |
---|---|
bin | 10111101001011000… |
… | …11110001001110111 |
3 | 1012202202022122221010 |
4 | 23310230132021313 |
5 | 201444434430033 |
6 | 5455422523303 |
7 | 626412462345 |
oct | 136454361167 |
9 | 35682278833 |
10 | 12695233143 |
11 | 542514561a |
12 | 2563736533 |
13 | 12741c5298 |
14 | 8860b4995 |
15 | 4e4800863 |
hex | 2f4b1e277 |
12695233143 has 16 divisors (see below), whose sum is σ = 17070768000. Its totient is φ = 8391795360.
The previous prime is 12695233081. The next prime is 12695233147. The reversal of 12695233143 is 34133259621.
It is not a de Polignac number, because 12695233143 - 29 = 12695232631 is a prime.
It is a super-2 number, since 2×126952331432 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12695233147) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230368 + ... + 280106.
It is an arithmetic number, because the mean of its divisors is an integer number (1066923000).
Almost surely, 212695233143 is an apocalyptic number.
12695233143 is a deficient number, since it is larger than the sum of its proper divisors (4375534857).
12695233143 is a wasteful number, since it uses less digits than its factorization.
12695233143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50462.
The product of its digits is 116640, while the sum is 39.
The spelling of 12695233143 in words is "twelve billion, six hundred ninety-five million, two hundred thirty-three thousand, one hundred forty-three".
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