Base | Representation |
---|---|
bin | 1001111101011010101… |
… | …0010100110100100111 |
3 | 121100122121111220211101 |
4 | 2133112222110310213 |
5 | 10300410404102403 |
6 | 210334333020531 |
7 | 15235100504425 |
oct | 2372652246447 |
9 | 540577456741 |
10 | 171105144103 |
11 | 66624436303 |
12 | 291b2924747 |
13 | 1319abb92ca |
14 | 83d2754115 |
15 | 46b689a71d |
hex | 27d6a94d27 |
171105144103 has 2 divisors, whose sum is σ = 171105144104. Its totient is φ = 171105144102.
The previous prime is 171105144017. The next prime is 171105144127. The reversal of 171105144103 is 301441501171.
It is a strong prime.
It is an emirp because it is prime and its reverse (301441501171) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 171105144103 - 237 = 33666190631 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (171105144173) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85552572051 + 85552572052.
It is an arithmetic number, because the mean of its divisors is an integer number (85552572052).
Almost surely, 2171105144103 is an apocalyptic number.
171105144103 is a deficient number, since it is larger than the sum of its proper divisors (1).
171105144103 is an equidigital number, since it uses as much as digits as its factorization.
171105144103 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1680, while the sum is 28.
Adding to 171105144103 its reverse (301441501171), we get a palindrome (472546645274).
The spelling of 171105144103 in words is "one hundred seventy-one billion, one hundred five million, one hundred forty-four thousand, one hundred three".
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