Base | Representation |
---|---|
bin | 11000110000100100000000 |
3 | 110012202010000 |
4 | 120300210000 |
5 | 3130142433 |
6 | 351040000 |
7 | 106111233 |
oct | 30604400 |
9 | 13182100 |
10 | 6490368 |
11 | 3733345 |
12 | 2210000 |
13 | 1463271 |
14 | c0d41a |
15 | 883113 |
hex | 630900 |
6490368 has 90 divisors (see below), whose sum is σ = 19414934. Its totient is φ = 2156544.
The previous prime is 6490333. The next prime is 6490369. The reversal of 6490368 is 8630946.
6490368 is a `hidden beast` number, since 649 + 0 + 3 + 6 + 8 = 666.
It can be written as a sum of positive squares in only one way, i.e., 3504384 + 2985984 = 1872^2 + 1728^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nialpdrome in base 12.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6490369) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20580 + ... + 20892.
Almost surely, 26490368 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6490368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9707467).
6490368 is an abundant number, since it is smaller than the sum of its proper divisors (12924566).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6490368 is an equidigital number, since it uses as much as digits as its factorization.
6490368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 341 (or 318 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 6490368 is about 2547.6200658654. The cubic root of 6490368 is about 186.5333288144.
The spelling of 6490368 in words is "six million, four hundred ninety thousand, three hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •