Base | Representation |
---|---|
bin | 11001011111011101111101 |
3 | 110120111122202 |
4 | 121133131331 |
5 | 3202314433 |
6 | 355121245 |
7 | 110541326 |
oct | 31373575 |
9 | 13514582 |
10 | 6682493 |
11 | 3854724 |
12 | 22a3225 |
13 | 14cc84c |
14 | c5d44d |
15 | 8beee8 |
hex | 65f77d |
6682493 has 4 divisors (see below), whose sum is σ = 6774108. Its totient is φ = 6590880.
The previous prime is 6682483. The next prime is 6682561. The reversal of 6682493 is 3942866.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3942866 = 2 ⋅1971433.
It can be written as a sum of positive squares in 2 ways, for example, as 2829124 + 3853369 = 1682^2 + 1963^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-6682493 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6682483) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45698 + ... + 45843.
It is an arithmetic number, because the mean of its divisors is an integer number (1693527).
Almost surely, 26682493 is an apocalyptic number.
It is an amenable number.
6682493 is a deficient number, since it is larger than the sum of its proper divisors (91615).
6682493 is an equidigital number, since it uses as much as digits as its factorization.
6682493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91614.
The product of its digits is 62208, while the sum is 38.
The square root of 6682493 is about 2585.0518370044. The cubic root of 6682493 is about 188.3560195781.
The spelling of 6682493 in words is "six million, six hundred eighty-two thousand, four hundred ninety-three".
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