Base | Representation |
---|---|
bin | 11101101000001… |
… | …10110001001001 |
3 | 122022200011002211 |
4 | 32310012301021 |
5 | 1002111241413 |
6 | 40355025121 |
7 | 6105362044 |
oct | 1664066111 |
9 | 568604084 |
10 | 248540233 |
11 | 118326a57 |
12 | 6b29b1a1 |
13 | 3c651136 |
14 | 25019c5b |
15 | 16c4683d |
hex | ed06c49 |
248540233 has 2 divisors, whose sum is σ = 248540234. Its totient is φ = 248540232.
The previous prime is 248540213. The next prime is 248540329. The reversal of 248540233 is 332045842.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 238023184 + 10517049 = 15428^2 + 3243^2 .
It is a cyclic number.
It is not a de Polignac number, because 248540233 - 225 = 214985801 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 248540195 and 248540204.
It is not a weakly prime, because it can be changed into another prime (248540203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124270116 + 124270117.
It is an arithmetic number, because the mean of its divisors is an integer number (124270117).
Almost surely, 2248540233 is an apocalyptic number.
It is an amenable number.
248540233 is a deficient number, since it is larger than the sum of its proper divisors (1).
248540233 is an equidigital number, since it uses as much as digits as its factorization.
248540233 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 23040, while the sum is 31.
The square root of 248540233 is about 15765.1588320575. The cubic root of 248540233 is about 628.7320032476.
The spelling of 248540233 in words is "two hundred forty-eight million, five hundred forty thousand, two hundred thirty-three".
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