Base | Representation |
---|---|
bin | 111111100011010… |
… | …010011001100011 |
3 | 2202022021100000212 |
4 | 333203102121203 |
5 | 4140422340021 |
6 | 253444404335 |
7 | 35264451401 |
oct | 7743223143 |
9 | 2668240025 |
10 | 1066215011 |
11 | 4a793a134 |
12 | 2590a66ab |
13 | 13cb81c74 |
14 | a1866471 |
15 | 6391085b |
hex | 3f8d2663 |
1066215011 has 2 divisors, whose sum is σ = 1066215012. Its totient is φ = 1066215010.
The previous prime is 1066214983. The next prime is 1066215037. The reversal of 1066215011 is 1105126601.
It is a strong prime.
It is an emirp because it is prime and its reverse (1105126601) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1066215011 - 210 = 1066213987 is a prime.
It is a super-2 number, since 2×10662150112 = 2273628899363460242, which contains 22 as substring.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (1066215511) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533107505 + 533107506.
It is an arithmetic number, because the mean of its divisors is an integer number (533107506).
Almost surely, 21066215011 is an apocalyptic number.
1066215011 is a deficient number, since it is larger than the sum of its proper divisors (1).
1066215011 is an equidigital number, since it uses as much as digits as its factorization.
1066215011 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 360, while the sum is 23.
The square root of 1066215011 is about 32652.9479679860. The cubic root of 1066215011 is about 1021.6016778333.
The spelling of 1066215011 in words is "one billion, sixty-six million, two hundred fifteen thousand, eleven".
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