Base | Representation |
---|---|
bin | 10010110011111110100001 |
3 | 100021112201202 |
4 | 102303332201 |
5 | 2230301424 |
6 | 253410545 |
7 | 56626343 |
oct | 22637641 |
9 | 10245652 |
10 | 4931489 |
11 | 2869112 |
12 | 1799a55 |
13 | 1038854 |
14 | 925293 |
15 | 6762ae |
hex | 4b3fa1 |
4931489 has 2 divisors, whose sum is σ = 4931490. Its totient is φ = 4931488.
The previous prime is 4931477. The next prime is 4931497. The reversal of 4931489 is 9841394.
4931489 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4376464 + 555025 = 2092^2 + 745^2 .
It is a cyclic number.
It is not a de Polignac number, because 4931489 - 24 = 4931473 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (4931389) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2465744 + 2465745.
It is an arithmetic number, because the mean of its divisors is an integer number (2465745).
Almost surely, 24931489 is an apocalyptic number.
It is an amenable number.
4931489 is a deficient number, since it is larger than the sum of its proper divisors (1).
4931489 is an equidigital number, since it uses as much as digits as its factorization.
4931489 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 31104, while the sum is 38.
The square root of 4931489 is about 2220.6956117397. The cubic root of 4931489 is about 170.2129856432.
The spelling of 4931489 in words is "four million, nine hundred thirty-one thousand, four hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •