Base | Representation |
---|---|
bin | 10101101101111111… |
… | …00110101001010111 |
3 | 1010002121110111002011 |
4 | 22312333212221113 |
5 | 142334433430041 |
6 | 5205003325051 |
7 | 561642612505 |
oct | 126677465127 |
9 | 33077414064 |
10 | 11660061271 |
11 | 4a43889681 |
12 | 2314b20787 |
13 | 113a8c2051 |
14 | 7c880d675 |
15 | 4839c2e81 |
hex | 2b6fe6a57 |
11660061271 has 2 divisors, whose sum is σ = 11660061272. Its totient is φ = 11660061270.
The previous prime is 11660061241. The next prime is 11660061293. The reversal of 11660061271 is 17216006611.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 11660061271 - 25 = 11660061239 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11660061211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5830030635 + 5830030636.
It is an arithmetic number, because the mean of its divisors is an integer number (5830030636).
Almost surely, 211660061271 is an apocalyptic number.
11660061271 is a deficient number, since it is larger than the sum of its proper divisors (1).
11660061271 is an equidigital number, since it uses as much as digits as its factorization.
11660061271 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3024, while the sum is 31.
Adding to 11660061271 its reverse (17216006611), we get a palindrome (28876067882).
The spelling of 11660061271 in words is "eleven billion, six hundred sixty million, sixty-one thousand, two hundred seventy-one".
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