Base | Representation |
---|---|
bin | 11010110111001… |
… | …11101110110101 |
3 | 120201000200110021 |
4 | 31123213232311 |
5 | 430142010222 |
6 | 34205525141 |
7 | 5404252603 |
oct | 1533475665 |
9 | 521020407 |
10 | 225344437 |
11 | 10622367a |
12 | 635737b1 |
13 | 378bc206 |
14 | 21cdc873 |
15 | 14bb3ac7 |
hex | d6e7bb5 |
225344437 has 8 divisors (see below), whose sum is σ = 228301920. Its totient is φ = 222406320.
The previous prime is 225344429. The next prime is 225344443. The reversal of 225344437 is 734443522.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 225344437 - 23 = 225344429 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 (225344417) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19362 + ... + 28732.
It is an arithmetic number, because the mean of its divisors is an integer number (28537740).
Almost surely, 2225344437 is an apocalyptic number.
It is an amenable number.
225344437 is a deficient number, since it is larger than the sum of its proper divisors (2957483).
225344437 is a wasteful number, since it uses less digits than its factorization.
225344437 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9683.
The product of its digits is 80640, while the sum is 34.
The square root of 225344437 is about 15011.4768427360. The cubic root of 225344437 is about 608.5304021232.
Adding to 225344437 its reverse (734443522), we get a palindrome (959787959).
The spelling of 225344437 in words is "two hundred twenty-five million, three hundred forty-four thousand, four hundred thirty-seven".
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