Base | Representation |
---|---|
bin | 11010110001001… |
… | …01110101101011 |
3 | 120122112100000222 |
4 | 31120211311223 |
5 | 424441102001 |
6 | 34140520255 |
7 | 5364434312 |
oct | 1530456553 |
9 | 518470028 |
10 | 224550251 |
11 | 105830a22 |
12 | 6325008b |
13 | 376a1893 |
14 | 21b73279 |
15 | 14aa861b |
hex | d625d6b |
224550251 has 2 divisors, whose sum is σ = 224550252. Its totient is φ = 224550250.
The previous prime is 224550233. The next prime is 224550281. The reversal of 224550251 is 152055422.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 224550251 - 26 = 224550187 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 224550251.
It is not a weakly prime, because it can be changed into another prime (224550281) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112275125 + 112275126.
It is an arithmetic number, because the mean of its divisors is an integer number (112275126).
Almost surely, 2224550251 is an apocalyptic number.
224550251 is a deficient number, since it is larger than the sum of its proper divisors (1).
224550251 is an equidigital number, since it uses as much as digits as its factorization.
224550251 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4000, while the sum is 26.
The square root of 224550251 is about 14985.0008675342. Note that the first 3 decimals coincide. The cubic root of 224550251 is about 607.8146752732.
Subtracting from 224550251 its sum of digits (26), we obtain a square (224550225 = 149852).
The spelling of 224550251 in words is "two hundred twenty-four million, five hundred fifty thousand, two hundred fifty-one".
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