Base | Representation |
---|---|
bin | 11011001101110… |
… | …00111111111111 |
3 | 120220120210000022 |
4 | 31212320333333 |
5 | 431421030001 |
6 | 34353122355 |
7 | 5441336012 |
oct | 1546707777 |
9 | 526523008 |
10 | 228298751 |
11 | 10796125a |
12 | 645593bb |
13 | 383b4b25 |
14 | 2246b379 |
15 | 1509911b |
hex | d9b8fff |
228298751 has 2 divisors, whose sum is σ = 228298752. Its totient is φ = 228298750.
The previous prime is 228298747. The next prime is 228298771. The reversal of 228298751 is 157892822.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 228298751 - 22 = 228298747 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (228298711) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114149375 + 114149376.
It is an arithmetic number, because the mean of its divisors is an integer number (114149376).
Almost surely, 2228298751 is an apocalyptic number.
228298751 is a deficient number, since it is larger than the sum of its proper divisors (1).
228298751 is an equidigital number, since it uses as much as digits as its factorization.
228298751 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 161280, while the sum is 44.
The square root of 228298751 is about 15109.5582662102. The cubic root of 228298751 is about 611.1781860616.
The spelling of 228298751 in words is "two hundred twenty-eight million, two hundred ninety-eight thousand, seven hundred fifty-one".
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