Search a number
-
+
225042450469 is a prime number
BaseRepresentation
bin1101000110010110010…
…0110100100000100101
3210111212121001222101221
43101211210310200211
512141341331403334
6251214424420341
722154522160454
oct3214544644045
9714777058357
10225042450469
1187492661961
12377463176b1
13182b55996c5
14ac6bd58b9b
155cc1c2e8b4
hex3465934825

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".