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225053 = 673359
BaseRepresentation
bin110110111100011101
3102102201022
4312330131
524200203
64453525
71625063
oct667435
9372638
10225053
111440a4
12aa2a5
137b58a
145c033
1546a38
hex36f1d

225053 has 4 divisors (see below), whose sum is σ = 228480. Its totient is φ = 221628.

The previous prime is 225037. The next prime is 225061. The reversal of 225053 is 350522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 350522 = 2175261.

It is a cyclic number.

It is not a de Polignac number, because 225053 - 24 = 225037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225023) 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, 1613 + ... + 1746.

It is an arithmetic number, because the mean of its divisors is an integer number (57120).

2225053 is an apocalyptic number.

It is an amenable number.

225053 is a deficient number, since it is larger than the sum of its proper divisors (3427).

225053 is an equidigital number, since it uses as much as digits as its factorization.

225053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3426.

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 225053 is about 474.3975126410. The cubic root of 225053 is about 60.8267952357.

Adding to 225053 its reverse (350522), we get a palindrome (575575).

The spelling of 225053 in words is "two hundred twenty-five thousand, fifty-three".

Divisors: 1 67 3359 225053