Base | Representation |
---|---|
bin | 10100100000000000… |
… | …11111000111110011 |
3 | 1001102000200202212021 |
4 | 22100000133013303 |
5 | 140020012344141 |
6 | 5020040212311 |
7 | 536511203443 |
oct | 122000370763 |
9 | 31360622767 |
10 | 11005981171 |
11 | 4738653609 |
12 | 2171a6a097 |
13 | 106523cbc3 |
14 | 7659ca123 |
15 | 4463716d1 |
hex | 29001f1f3 |
11005981171 has 2 divisors, whose sum is σ = 11005981172. Its totient is φ = 11005981170.
The previous prime is 11005981153. The next prime is 11005981199. The reversal of 11005981171 is 17118950011.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 11005981171 - 211 = 11005979123 is a prime.
It is a super-2 number, since 2×110059811712 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (11005981141) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5502990585 + 5502990586.
It is an arithmetic number, because the mean of its divisors is an integer number (5502990586).
Almost surely, 211005981171 is an apocalyptic number.
11005981171 is a deficient number, since it is larger than the sum of its proper divisors (1).
11005981171 is an equidigital number, since it uses as much as digits as its factorization.
11005981171 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2520, while the sum is 34.
The spelling of 11005981171 in words is "eleven billion, five million, nine hundred eighty-one thousand, one hundred seventy-one".
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