Base | Representation |
---|---|
bin | 11010110111100… |
… | …01110001100000 |
3 | 120201002202212122 |
4 | 31123301301200 |
5 | 430144314233 |
6 | 34210443412 |
7 | 5404513532 |
oct | 1533616140 |
9 | 521082778 |
10 | 225385568 |
11 | 106251571 |
12 | 63593568 |
13 | 37904b55 |
14 | 21d0d852 |
15 | 14bc0d98 |
hex | d6f1c60 |
225385568 has 12 divisors (see below), whose sum is σ = 443727900. Its totient is φ = 112692768.
The previous prime is 225385561. The next prime is 225385571. The reversal of 225385568 is 865583522.
225385568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225385561) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3521618 + ... + 3521681.
It is an arithmetic number, because the mean of its divisors is an integer number (36977325).
Almost surely, 2225385568 is an apocalyptic number.
It is an amenable number.
225385568 is a deficient number, since it is larger than the sum of its proper divisors (218342332).
225385568 is an equidigital number, since it uses as much as digits as its factorization.
225385568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7043309 (or 7043301 counting only the distinct ones).
The product of its digits is 576000, while the sum is 44.
The square root of 225385568 is about 15012.8467653540. The cubic root of 225385568 is about 608.5674238807.
The spelling of 225385568 in words is "two hundred twenty-five million, three hundred eighty-five thousand, five hundred sixty-eight".
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