Base | Representation |
---|---|
bin | 11011001101011… |
… | …01010111101111 |
3 | 120220111100200011 |
4 | 31212231113233 |
5 | 431413013434 |
6 | 34352114051 |
7 | 5441050105 |
oct | 1546552757 |
9 | 526440604 |
10 | 228251119 |
11 | 107929498 |
12 | 64535927 |
13 | 38399245 |
14 | 22457c75 |
15 | 15089e64 |
hex | d9ad5ef |
228251119 has 2 divisors, whose sum is σ = 228251120. Its totient is φ = 228251118.
The previous prime is 228251077. The next prime is 228251137. The reversal of 228251119 is 911152822.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 228251119 - 217 = 228120047 is a prime.
It is a super-2 number, since 2×2282511192 = 104197146649504322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (228251719) 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 as a sum of consecutive naturals, namely, 114125559 + 114125560.
It is an arithmetic number, because the mean of its divisors is an integer number (114125560).
Almost surely, 2228251119 is an apocalyptic number.
228251119 is a deficient number, since it is larger than the sum of its proper divisors (1).
228251119 is an equidigital number, since it uses as much as digits as its factorization.
228251119 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2880, while the sum is 31.
The square root of 228251119 is about 15107.9819631875. The cubic root of 228251119 is about 611.1356779239.
The spelling of 228251119 in words is "two hundred twenty-eight million, two hundred fifty-one thousand, one hundred nineteen".
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