Base | Representation |
---|---|
bin | 10011000010100000001000 |
3 | 100101120100021 |
4 | 103002200020 |
5 | 2234202414 |
6 | 254550224 |
7 | 60264655 |
oct | 23024010 |
9 | 10346307 |
10 | 4990984 |
11 | 28a9889 |
12 | 1808374 |
13 | 105995b |
14 | 93cc2c |
15 | 688c24 |
hex | 4c2808 |
4990984 has 16 divisors (see below), whose sum is σ = 9442620. Its totient is φ = 2472960.
The previous prime is 4990981. The next prime is 4991009. The reversal of 4990984 is 4890994.
It can be written as a sum of positive squares in 2 ways, for example, as 4088484 + 902500 = 2022^2 + 950^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 4990984.
It is not an unprimeable number, because it can be changed into a prime (4990981) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1857 + ... + 3664.
Almost surely, 24990984 is an apocalyptic number.
It is an amenable number.
4990984 is a deficient number, since it is larger than the sum of its proper divisors (4451636).
4990984 is a wasteful number, since it uses less digits than its factorization.
4990984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5640 (or 5636 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 43.
The square root of 4990984 is about 2234.0510289606. The cubic root of 4990984 is about 170.8947518733.
The spelling of 4990984 in words is "four million, nine hundred ninety thousand, nine hundred eighty-four".
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