Base | Representation |
---|---|
bin | 10001001111010… |
… | …101110011111011 |
3 | 202011020121200201 |
4 | 101033111303323 |
5 | 1043020443141 |
6 | 44411143031 |
7 | 10111310212 |
oct | 2117256373 |
9 | 664217621 |
10 | 289234171 |
11 | 1392a0a06 |
12 | 80a44a77 |
13 | 47bcb7a5 |
14 | 2a5b0079 |
15 | 1a5d4031 |
hex | 113d5cfb |
289234171 has 2 divisors, whose sum is σ = 289234172. Its totient is φ = 289234170.
The previous prime is 289234159. The next prime is 289234201. The reversal of 289234171 is 171432982.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 289234171 - 215 = 289201403 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 289234171.
It is not a weakly prime, because it can be changed into another prime (289234111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144617085 + 144617086.
It is an arithmetic number, because the mean of its divisors is an integer number (144617086).
Almost surely, 2289234171 is an apocalyptic number.
289234171 is a deficient number, since it is larger than the sum of its proper divisors (1).
289234171 is an equidigital number, since it uses as much as digits as its factorization.
289234171 is an evil number, because the sum of its binary digits is even.
The product of its digits is 24192, while the sum is 37.
The square root of 289234171 is about 17006.8859877404. The cubic root of 289234171 is about 661.3274256081.
The spelling of 289234171 in words is "two hundred eighty-nine million, two hundred thirty-four thousand, one hundred seventy-one".
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