Base | Representation |
---|---|
bin | 11011001111101… |
… | …11010110000001 |
3 | 120221001202022011 |
4 | 31213313112001 |
5 | 432002212423 |
6 | 34402412521 |
7 | 5443451344 |
oct | 1547672601 |
9 | 527052264 |
10 | 228554113 |
11 | 1080160a7 |
12 | 64661141 |
13 | 38474128 |
14 | 224d645b |
15 | 150e9b0d |
hex | d9f7581 |
228554113 has 2 divisors, whose sum is σ = 228554114. Its totient is φ = 228554112.
The previous prime is 228554111. The next prime is 228554201. The reversal of 228554113 is 311455822.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 219721329 + 8832784 = 14823^2 + 2972^2 .
It is a cyclic number.
It is not a de Polignac number, because 228554113 - 21 = 228554111 is a prime.
Together with 228554111, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (228554111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114277056 + 114277057.
It is an arithmetic number, because the mean of its divisors is an integer number (114277057).
Almost surely, 2228554113 is an apocalyptic number.
It is an amenable number.
228554113 is a deficient number, since it is larger than the sum of its proper divisors (1).
228554113 is an equidigital number, since it uses as much as digits as its factorization.
228554113 is an evil number, because the sum of its binary digits is even.
The product of its digits is 9600, while the sum is 31.
The square root of 228554113 is about 15118.0062508255. The cubic root of 228554113 is about 611.4059775387.
The spelling of 228554113 in words is "two hundred twenty-eight million, five hundred fifty-four thousand, one hundred thirteen".
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