Base | Representation |
---|---|
bin | 1001101001101001… |
… | …11110110001111011 |
3 | 111101002110211211222 |
4 | 10310310332301323 |
5 | 41102401134123 |
6 | 2214044342255 |
7 | 242253035555 |
oct | 46464766173 |
9 | 14332424758 |
10 | 5181271163 |
11 | 2219768792 |
12 | 100724498b |
13 | 647589233 |
14 | 3721aa4d5 |
15 | 204d116c8 |
hex | 134d3ec7b |
5181271163 has 2 divisors, whose sum is σ = 5181271164. Its totient is φ = 5181271162.
The previous prime is 5181271093. The next prime is 5181271181. The reversal of 5181271163 is 3611721815.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 5181271163 - 210 = 5181270139 is a prime.
It is not a weakly prime, because it can be changed into another prime (5181279163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2590635581 + 2590635582.
It is an arithmetic number, because the mean of its divisors is an integer number (2590635582).
Almost surely, 25181271163 is an apocalyptic number.
5181271163 is a deficient number, since it is larger than the sum of its proper divisors (1).
5181271163 is an equidigital number, since it uses as much as digits as its factorization.
5181271163 is an evil number, because the sum of its binary digits is even.
The product of its digits is 10080, while the sum is 35.
The square root of 5181271163 is about 71981.0472485640. The cubic root of 5181271163 is about 1730.3957532913.
Adding to 5181271163 its reverse (3611721815), we get a palindrome (8792992978).
The spelling of 5181271163 in words is "five billion, one hundred eighty-one million, two hundred seventy-one thousand, one hundred sixty-three".
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