Base | Representation |
---|---|
bin | 1101000110010110010… |
… | …0110100100000100101 |
3 | 210111212121001222101221 |
4 | 3101211210310200211 |
5 | 12141341331403334 |
6 | 251214424420341 |
7 | 22154522160454 |
oct | 3214544644045 |
9 | 714777058357 |
10 | 225042450469 |
11 | 87492661961 |
12 | 377463176b1 |
13 | 182b55996c5 |
14 | ac6bd58b9b |
15 | 5cc1c2e8b4 |
hex | 3465934825 |
225042450469 has 2 divisors, whose sum is σ = 225042450470. Its totient is φ = 225042450468.
The previous prime is 225042450407. The next prime is 225042450593. The reversal of 225042450469 is 964054240522.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 137242834369 + 87799616100 = 370463^2 + 296310^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-225042450469 is a prime.
It is a super-2 number, since 2×2250424504692 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (225042420469) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112521225234 + 112521225235.
It is an arithmetic number, because the mean of its divisors is an integer number (112521225235).
Almost surely, 2225042450469 is an apocalyptic number.
It is an amenable number.
225042450469 is a deficient number, since it is larger than the sum of its proper divisors (1).
225042450469 is an equidigital number, since it uses as much as digits as its factorization.
225042450469 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 691200, while the sum is 43.
The spelling of 225042450469 in words is "two hundred twenty-five billion, forty-two million, four hundred fifty thousand, four hundred sixty-nine".
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