Base | Representation |
---|---|
bin | 11001010101100110001100 |
3 | 110111110012020 |
4 | 121111212030 |
5 | 3200021220 |
6 | 354210140 |
7 | 110312415 |
oct | 31254614 |
9 | 13443166 |
10 | 6642060 |
11 | 3827307 |
12 | 2283950 |
13 | 14b7319 |
14 | c4c80c |
15 | 8b3040 |
hex | 65598c |
6642060 has 48 divisors (see below), whose sum is σ = 19203072. Its totient is φ = 1713600.
The previous prime is 6642059. The next prime is 6642067. The reversal of 6642060 is 602466.
It is a super-2 number, since 2×66420602 = 88233922087200, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 6642060.
It is not an unprimeable number, because it can be changed into a prime (6642067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75 + ... + 3645.
It is an arithmetic number, because the mean of its divisors is an integer number (400064).
Almost surely, 26642060 is an apocalyptic number.
6642060 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 6642060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9601536).
6642060 is an abundant number, since it is smaller than the sum of its proper divisors (12561012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6642060 is a wasteful number, since it uses less digits than its factorization.
6642060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3614 (or 3612 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
The square root of 6642060 is about 2577.2194318684. The cubic root of 6642060 is about 187.9753626987.
Multiplying 6642060 by its sum of digits (24), we get a triangular number (159409440 = T17855).
The spelling of 6642060 in words is "six million, six hundred forty-two thousand, sixty".
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