Base | Representation |
---|---|
bin | 110110111111111010… |
… | …0011110101101101001 |
3 | 102021212012010120000021 |
4 | 1231333310132231221 |
5 | 3413341244040323 |
6 | 130131444440441 |
7 | 11350561241314 |
oct | 1557764365551 |
9 | 367765116007 |
10 | 118108580713 |
11 | 460a923a892 |
12 | 1aa823a9121 |
13 | b1a3399366 |
14 | 5a0607397b |
15 | 3113de005d |
hex | 1b7fd1eb69 |
118108580713 has 4 divisors (see below), whose sum is σ = 118140497028. Its totient is φ = 118076664400.
The previous prime is 118108580683. The next prime is 118108580717. The reversal of 118108580713 is 317085801811.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 317085801811 = 199 ⋅1593395989.
It can be written as a sum of positive squares in 2 ways, for example, as 68805486864 + 49303093849 = 262308^2 + 222043^2 .
It is a cyclic number.
It is not a de Polignac number, because 118108580713 - 233 = 109518646121 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 118108580713.
It is not an unprimeable number, because it can be changed into a prime (118108580717) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15952606 + ... + 15960007.
It is an arithmetic number, because the mean of its divisors is an integer number (29535124257).
Almost surely, 2118108580713 is an apocalyptic number.
It is an amenable number.
118108580713 is a deficient number, since it is larger than the sum of its proper divisors (31916315).
118108580713 is an equidigital number, since it uses as much as digits as its factorization.
118108580713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31916314.
The product of its (nonzero) digits is 53760, while the sum is 43.
The spelling of 118108580713 in words is "one hundred eighteen billion, one hundred eight million, five hundred eighty thousand, seven hundred thirteen".
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