Base | Representation |
---|---|
bin | 11010000011000111001010 |
3 | 110211220221001 |
4 | 122003013022 |
5 | 3222002430 |
6 | 402205214 |
7 | 112020064 |
oct | 32030712 |
9 | 13756831 |
10 | 6828490 |
11 | 3944389 |
12 | 235380a |
13 | 1551136 |
14 | c9a734 |
15 | 8ed3ca |
hex | 6831ca |
6828490 has 16 divisors (see below), whose sum is σ = 12343752. Its totient is φ = 2719744.
The previous prime is 6828487. The next prime is 6828499. The reversal of 6828490 is 948286.
It can be written as a sum of positive squares in 4 ways, for example, as 6806881 + 21609 = 2609^2 + 147^2 .
It is not an unprimeable number, because it can be changed into a prime (6828499) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1242 + ... + 3898.
Almost surely, 26828490 is an apocalyptic number.
6828490 is a deficient number, since it is larger than the sum of its proper divisors (5515262).
6828490 is a wasteful number, since it uses less digits than its factorization.
6828490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2921.
The product of its (nonzero) digits is 27648, while the sum is 37.
The square root of 6828490 is about 2613.1379603840. The cubic root of 6828490 is about 189.7178638041.
The spelling of 6828490 in words is "six million, eight hundred twenty-eight thousand, four hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •