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225634 = 21011117
BaseRepresentation
bin110111000101100010
3102110111211
4313011202
524210014
64500334
71626553
oct670542
9373454
10225634
11144582
12aa6aa
137b916
145c32a
1546cc4
hex37162

225634 has 8 divisors (see below), whose sum is σ = 342108. Its totient is φ = 111600.

The previous prime is 225629. The next prime is 225637. The reversal of 225634 is 436522.

It is a happy number.

225634 is nontrivially palindromic in base 12.

225634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 225625 + 9 = 475^2 + 3^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 23 + 217 + 62 + 57 + 32 + 47 .

It is not an unprimeable number, because it can be changed into a prime (225637) 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, 357 + ... + 760.

2225634 is an apocalyptic number.

225634 is a deficient number, since it is larger than the sum of its proper divisors (116474).

225634 is a wasteful number, since it uses less digits than its factorization.

225634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220.

The product of its digits is 1440, while the sum is 22.

The square root of 225634 is about 475.0094735897. The cubic root of 225634 is about 60.8790940273.

The spelling of 225634 in words is "two hundred twenty-five thousand, six hundred thirty-four".

Divisors: 1 2 101 202 1117 2234 112817 225634