Base | Representation |
---|---|
bin | 10001010101101101110101 |
3 | 22112221010001 |
4 | 101111231311 |
5 | 2130423042 |
6 | 241231301 |
7 | 53430613 |
oct | 21255565 |
9 | 8487101 |
10 | 4545397 |
11 | 262502a |
12 | 1632531 |
13 | c31bac |
14 | 8646b3 |
15 | 5ebbb7 |
hex | 455b75 |
4545397 has 2 divisors, whose sum is σ = 4545398. Its totient is φ = 4545396.
The previous prime is 4545379. The next prime is 4545403. The reversal of 4545397 is 7935454.
Together with previous prime (4545379) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4363921 + 181476 = 2089^2 + 426^2 .
It is a cyclic number.
It is not a de Polignac number, because 4545397 - 27 = 4545269 is a prime.
4545397 is a lucky number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4545337) 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, 2272698 + 2272699.
It is an arithmetic number, because the mean of its divisors is an integer number (2272699).
Almost surely, 24545397 is an apocalyptic number.
It is an amenable number.
4545397 is a deficient number, since it is larger than the sum of its proper divisors (1).
4545397 is an equidigital number, since it uses as much as digits as its factorization.
4545397 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 75600, while the sum is 37.
The square root of 4545397 is about 2131.9936679080. The cubic root of 4545397 is about 165.6496821884.
The spelling of 4545397 in words is "four million, five hundred forty-five thousand, three hundred ninety-seven".
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