Base | Representation |
---|---|
bin | 101000101100101… |
… | …111111000001101 |
3 | 1202120211210200202 |
4 | 220230233320031 |
5 | 2344300202320 |
6 | 151431103245 |
7 | 22630603124 |
oct | 5054577015 |
9 | 1676753622 |
10 | 682819085 |
11 | 3204850a3 |
12 | 170811b25 |
13 | ab605180 |
14 | 66984abb |
15 | 3ee2bb75 |
hex | 28b2fe0d |
682819085 has 16 divisors (see below), whose sum is σ = 891157680. Its totient is φ = 499238400.
The previous prime is 682819069. The next prime is 682819117. The reversal of 682819085 is 580918286.
It can be written as a sum of positive squares in 8 ways, for example, as 41615401 + 641203684 = 6451^2 + 25322^2 .
It is not a de Polignac number, because 682819085 - 24 = 682819069 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45440 + ... + 58569.
It is an arithmetic number, because the mean of its divisors is an integer number (55697355).
Almost surely, 2682819085 is an apocalyptic number.
682819085 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
682819085 is a deficient number, since it is larger than the sum of its proper divisors (208338595).
682819085 is a wasteful number, since it uses less digits than its factorization.
682819085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104128.
The product of its (nonzero) digits is 276480, while the sum is 47.
The square root of 682819085 is about 26130.8072014624. The cubic root of 682819085 is about 880.5794586632.
The spelling of 682819085 in words is "six hundred eighty-two million, eight hundred nineteen thousand, eighty-five".
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