Base | Representation |
---|---|
bin | 110000110000111011… |
… | …0001110000111111101 |
3 | 101000022011200210001012 |
4 | 1201201312032013331 |
5 | 3203432012144220 |
6 | 120035202325005 |
7 | 10365036162200 |
oct | 1414166160775 |
9 | 330264623035 |
10 | 104720818685 |
11 | 4045919904a |
12 | 18366959765 |
13 | 9b4b87c492 |
14 | 50d600b937 |
15 | 2acd8e5ac5 |
hex | 1861d8e1fd |
104720818685 has 24 divisors (see below), whose sum is σ = 146343195360. Its totient is φ = 71729237664.
The previous prime is 104720818673. The next prime is 104720818687. The reversal of 104720818685 is 586818027401.
It is not a de Polignac number, because 104720818685 - 214 = 104720802301 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104720818687) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13415 + ... + 457844.
It is an arithmetic number, because the mean of its divisors is an integer number (6097633140).
Almost surely, 2104720818685 is an apocalyptic number.
It is an amenable number.
104720818685 is a deficient number, since it is larger than the sum of its proper divisors (41622376675).
104720818685 is an equidigital number, since it uses as much as digits as its factorization.
104720818685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 472185 (or 472178 counting only the distinct ones).
The product of its (nonzero) digits is 860160, while the sum is 50.
The spelling of 104720818685 in words is "one hundred four billion, seven hundred twenty million, eight hundred eighteen thousand, six hundred eighty-five".
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