Base | Representation |
---|---|
bin | 11000010101100110010 |
3 | 1111111221200 |
4 | 3002230302 |
5 | 201004430 |
6 | 25032030 |
7 | 6531021 |
oct | 3025462 |
9 | 1444850 |
10 | 797490 |
11 | 4a5191 |
12 | 325616 |
13 | 21bcb5 |
14 | 16a8b8 |
15 | 10b460 |
hex | c2b32 |
797490 has 24 divisors (see below), whose sum is σ = 2073708. Its totient is φ = 212640.
The previous prime is 797473. The next prime is 797497. The reversal of 797490 is 94797.
It can be written as a sum of positive squares in 2 ways, for example, as 741321 + 56169 = 861^2 + 237^2 .
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (797497) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4341 + ... + 4520.
2797490 is an apocalyptic number.
797490 is an abundant number, since it is smaller than the sum of its proper divisors (1276218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
797490 is a wasteful number, since it uses less digits than its factorization.
797490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8874 (or 8871 counting only the distinct ones).
The product of its (nonzero) digits is 15876, while the sum is 36.
The square root of 797490 is about 893.0229560319. The cubic root of 797490 is about 92.7345883921.
It can be divided in two parts, 79 and 7490, that added together give a square (7569 = 872).
The spelling of 797490 in words is "seven hundred ninety-seven thousand, four hundred ninety".
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