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225035441 = 972319953
BaseRepresentation
bin11010110100111…
…00010010110001
3120200102222120222
431122130102301
5430102113231
634155142425
75401525001
oct1532342261
9520388528
10225035441
11106032504
1263444a15
1337811687
1421c5c001
1514b5227b
hexd69c4b1

225035441 has 4 divisors (see below), whose sum is σ = 227355492. Its totient is φ = 222715392.

The previous prime is 225035431. The next prime is 225035471. The reversal of 225035441 is 144530522.

It is a happy number.

225035441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76195441 + 148840000 = 8729^2 + 12200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-225035441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225035441.

It is not an unprimeable number, because it can be changed into a prime (225035401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1159880 + ... + 1160073.

It is an arithmetic number, because the mean of its divisors is an integer number (56838873).

Almost surely, 2225035441 is an apocalyptic number.

It is an amenable number.

225035441 is a deficient number, since it is larger than the sum of its proper divisors (2320051).

225035441 is an equidigital number, since it uses as much as digits as its factorization.

225035441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2320050.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 225035441 is about 15001.1813201494. The cubic root of 225035441 is about 608.2521325950.

Adding to 225035441 its reverse (144530522), we get a palindrome (369565963).

The spelling of 225035441 in words is "two hundred twenty-five million, thirty-five thousand, four hundred forty-one".

Divisors: 1 97 2319953 225035441