Base | Representation |
---|---|
bin | 11000110000101000111000 |
3 | 110012202112120 |
4 | 120300220320 |
5 | 3130200210 |
6 | 351041240 |
7 | 106112160 |
oct | 30605070 |
9 | 13182476 |
10 | 6490680 |
11 | 37335a9 |
12 | 2210220 |
13 | 1463451 |
14 | c0d5a0 |
15 | 883270 |
hex | 630a38 |
6490680 has 64 divisors (see below), whose sum is σ = 22256640. Its totient is φ = 1483392.
The previous prime is 6490667. The next prime is 6490691. The reversal of 6490680 is 860946.
6490680 = T24 + T25 + ... + T338.
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, 3024 + ... + 4703.
It is an arithmetic number, because the mean of its divisors is an integer number (347760).
Almost surely, 26490680 is an apocalyptic number.
6490680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
6490680 is an abundant number, since it is smaller than the sum of its proper divisors (15765960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6490680 is a wasteful number, since it uses less digits than its factorization.
6490680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7748 (or 7744 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 6490680 is about 2547.6812987499. The cubic root of 6490680 is about 186.5363177290.
The spelling of 6490680 in words is "six million, four hundred ninety thousand, six hundred eighty".
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