Base | Representation |
---|---|
bin | 11010111001010… |
… | …00111101001001 |
3 | 120201112020220221 |
4 | 31130220331021 |
5 | 430224032333 |
6 | 34215350041 |
7 | 5406444514 |
oct | 1534507511 |
9 | 521466827 |
10 | 225611593 |
11 | 106396369 |
12 | 63682321 |
13 | 379839ac |
14 | 21d6bd7b |
15 | 14c17d2d |
hex | d728f49 |
225611593 has 2 divisors, whose sum is σ = 225611594. Its totient is φ = 225611592.
The previous prime is 225611591. The next prime is 225611627. The reversal of 225611593 is 395116522.
It is an a-pointer prime, because the next prime (225611627) can be obtained adding 225611593 to its sum of digits (34).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 224190729 + 1420864 = 14973^2 + 1192^2 .
It is a cyclic number.
It is not a de Polignac number, because 225611593 - 21 = 225611591 is a prime.
Together with 225611591, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (225611591) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112805796 + 112805797.
It is an arithmetic number, because the mean of its divisors is an integer number (112805797).
Almost surely, 2225611593 is an apocalyptic number.
It is an amenable number.
225611593 is a deficient number, since it is larger than the sum of its proper divisors (1).
225611593 is an equidigital number, since it uses as much as digits as its factorization.
225611593 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 16200, while the sum is 34.
The square root of 225611593 is about 15020.3725985742. The cubic root of 225611593 is about 608.7707872374.
The spelling of 225611593 in words is "two hundred twenty-five million, six hundred eleven thousand, five hundred ninety-three".
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