Base | Representation |
---|---|
bin | 11111110100011… |
… | …00110011100001 |
3 | 200121020200121021 |
4 | 33322030303201 |
5 | 1021312240131 |
6 | 42252525441 |
7 | 6420511651 |
oct | 1772146341 |
9 | 617220537 |
10 | 266915041 |
11 | 127737248 |
12 | 75480881 |
13 | 433b58c3 |
14 | 27640361 |
15 | 18675e11 |
hex | fe8cce1 |
266915041 has 2 divisors, whose sum is σ = 266915042. Its totient is φ = 266915040.
The previous prime is 266915029. The next prime is 266915071. The reversal of 266915041 is 140519662.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 247590225 + 19324816 = 15735^2 + 4396^2 .
It is a cyclic number.
It is not a de Polignac number, because 266915041 - 225 = 233360609 is a prime.
It is a super-2 number, since 2×2669150412 = 142487278224063362, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 266914988 and 266915006.
It is not a weakly prime, because it can be changed into another prime (266915071) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133457520 + 133457521.
It is an arithmetic number, because the mean of its divisors is an integer number (133457521).
Almost surely, 2266915041 is an apocalyptic number.
It is an amenable number.
266915041 is a deficient number, since it is larger than the sum of its proper divisors (1).
266915041 is an equidigital number, since it uses as much as digits as its factorization.
266915041 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12960, while the sum is 34.
The square root of 266915041 is about 16337.5347283487. The cubic root of 266915041 is about 643.8593633785.
The spelling of 266915041 in words is "two hundred sixty-six million, nine hundred fifteen thousand, forty-one".
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