Base | Representation |
---|---|
bin | 11011111011010011111100 |
3 | 111202221021210 |
4 | 123323103330 |
5 | 3333231303 |
6 | 420524420 |
7 | 116140344 |
oct | 33732374 |
9 | 14687253 |
10 | 7320828 |
11 | 4150279 |
12 | 2550710 |
13 | 1694268 |
14 | d87d24 |
15 | 999203 |
hex | 6fb4fc |
7320828 has 24 divisors (see below), whose sum is σ = 17250688. Its totient is φ = 2416176.
The previous prime is 7320827. The next prime is 7320853. The reversal of 7320828 is 8280237.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 7320795 and 7320804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7320821) 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, 1726 + ... + 4197.
Almost surely, 27320828 is an apocalyptic number.
It is an amenable number.
7320828 is an abundant number, since it is smaller than the sum of its proper divisors (9929860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7320828 is a wasteful number, since it uses less digits than its factorization.
7320828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6033 (or 6031 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 30.
The square root of 7320828 is about 2705.7028661699. The cubic root of 7320828 is about 194.1720583602.
The spelling of 7320828 in words is "seven million, three hundred twenty thousand, eight hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •