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241430225 = 529657209
BaseRepresentation
bin11100110001111…
…10111011010001
3121211021221000012
432120332323101
5443301231400
635542404305
75661060131
oct1630767321
9554257005
10241430225
11114310113
1268a30695
133b031b2a
14240c8ac1
15162ded35
hexe63eed1

241430225 has 6 divisors (see below), whose sum is σ = 299373510. Its totient is φ = 193144160.

The previous prime is 241430219. The next prime is 241430237. The reversal of 241430225 is 522034142.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 46771921 + 194658304 = 6839^2 + 13952^2 .

It is not a de Polignac number, because 241430225 - 214 = 241413841 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 241430225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4828580 + ... + 4828629.

It is an arithmetic number, because the mean of its divisors is an integer number (49895585).

Almost surely, 2241430225 is an apocalyptic number.

241430225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

241430225 is a deficient number, since it is larger than the sum of its proper divisors (57943285).

241430225 is an equidigital number, since it uses as much as digits as its factorization.

241430225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9657219 (or 9657214 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 241430225 is about 15538.0251319143. The cubic root of 241430225 is about 622.6785131275.

Adding to 241430225 its reverse (522034142), we get a palindrome (763464367).

The spelling of 241430225 in words is "two hundred forty-one million, four hundred thirty thousand, two hundred twenty-five".

Divisors: 1 5 25 9657209 48286045 241430225