Base | Representation |
---|---|
bin | 11001011111101001010100 |
3 | 110120112122200 |
4 | 121133221110 |
5 | 3202330340 |
6 | 355124500 |
7 | 110543415 |
oct | 31375124 |
9 | 13515580 |
10 | 6683220 |
11 | 3855225 |
12 | 22a3730 |
13 | 14ccc8b |
14 | c5d80c |
15 | 8c0330 |
hex | 65fa54 |
6683220 has 72 divisors (see below), whose sum is σ = 20520864. Its totient is φ = 1760448.
The previous prime is 6683213. The next prime is 6683233. The reversal of 6683220 is 223866.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19087 + ... + 19433.
It is an arithmetic number, because the mean of its divisors is an integer number (285012).
Almost surely, 26683220 is an apocalyptic number.
6683220 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6683220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10260432).
6683220 is an abundant number, since it is smaller than the sum of its proper divisors (13837644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6683220 is a wasteful number, since it uses less digits than its factorization.
6683220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 469 (or 464 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 6683220 is about 2585.1924493159. The cubic root of 6683220 is about 188.3628498564.
It can be divided in two parts, 6683 and 220, that added together give a triangular number (6903 = T117).
The spelling of 6683220 in words is "six million, six hundred eighty-three thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.098 sec. • engine limits •