Base | Representation |
---|---|
bin | 100101001010111011… |
… | …1100000101001000100 |
3 | 21122001001111120022202 |
4 | 1022111313200221010 |
5 | 2301434341040012 |
6 | 100400500214032 |
7 | 5524051556033 |
oct | 1122567405104 |
9 | 248031446282 |
10 | 79823768132 |
11 | 30942488509 |
12 | 1357899a318 |
13 | 76b17800c4 |
14 | 3c135c271a |
15 | 2122cabcc2 |
hex | 1295de0a44 |
79823768132 has 24 divisors (see below), whose sum is σ = 140997456600. Its totient is φ = 39538907136.
The previous prime is 79823768131. The next prime is 79823768161. The reversal of 79823768132 is 23186732897.
It can be written as a sum of positive squares in 4 ways, for example, as 22447230976 + 57376537156 = 149824^2 + 239534^2 .
It is not an unprimeable number, because it can be changed into a prime (79823768131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3331748 + ... + 3355620.
It is an arithmetic number, because the mean of its divisors is an integer number (5874894025).
Almost surely, 279823768132 is an apocalyptic number.
It is an amenable number.
79823768132 is a deficient number, since it is larger than the sum of its proper divisors (61173688468).
79823768132 is a wasteful number, since it uses less digits than its factorization.
79823768132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31655 (or 31653 counting only the distinct ones).
The product of its digits is 6096384, while the sum is 56.
The spelling of 79823768132 in words is "seventy-nine billion, eight hundred twenty-three million, seven hundred sixty-eight thousand, one hundred thirty-two".
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