Base | Representation |
---|---|
bin | 11010110001001… |
… | …00010100011001 |
3 | 120122112000111101 |
4 | 31120210110121 |
5 | 424440402100 |
6 | 34140431401 |
7 | 5364410206 |
oct | 1530442431 |
9 | 518460441 |
10 | 224544025 |
11 | 105827282 |
12 | 63248561 |
13 | 3769bab4 |
14 | 21b70cad |
15 | 14aa686a |
hex | d624519 |
224544025 has 12 divisors (see below), whose sum is σ = 280107072. Its totient is φ = 178556240.
The previous prime is 224544011. The next prime is 224544031. The reversal of 224544025 is 520445422.
It is not a de Polignac number, because 224544025 - 223 = 216155417 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 224543984 and 224544002.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22717 + ... + 31066.
It is an arithmetic number, because the mean of its divisors is an integer number (23342256).
Almost surely, 2224544025 is an apocalyptic number.
224544025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
224544025 is a deficient number, since it is larger than the sum of its proper divisors (55563047).
224544025 is a wasteful number, since it uses less digits than its factorization.
224544025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53960 (or 53955 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 28.
The square root of 224544025 is about 14984.7931250318. The cubic root of 224544025 is about 607.8090576901.
Adding to 224544025 its reverse (520445422), we get a palindrome (744989447).
The spelling of 224544025 in words is "two hundred twenty-four million, five hundred forty-four thousand, twenty-five".
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