Base | Representation |
---|---|
bin | 1001101001101010… |
… | …00111011100101111 |
3 | 111101002112122120002 |
4 | 10310311013130233 |
5 | 41102403303141 |
6 | 2214045214515 |
7 | 242253244232 |
oct | 46465073457 |
9 | 14332478502 |
10 | 5181306671 |
11 | 2219792432 |
12 | 100726143b |
13 | 64759c448 |
14 | 3721b9419 |
15 | 204d1be9b |
hex | 134d4772f |
5181306671 has 2 divisors, whose sum is σ = 5181306672. Its totient is φ = 5181306670.
The previous prime is 5181306661. The next prime is 5181306673. The reversal of 5181306671 is 1766031815.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-5181306671 is a prime.
Together with 5181306673, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5181306673) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2590653335 + 2590653336.
It is an arithmetic number, because the mean of its divisors is an integer number (2590653336).
Almost surely, 25181306671 is an apocalyptic number.
5181306671 is a deficient number, since it is larger than the sum of its proper divisors (1).
5181306671 is an equidigital number, since it uses as much as digits as its factorization.
5181306671 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 30240, while the sum is 38.
The square root of 5181306671 is about 71981.2938964006. The cubic root of 5181306671 is about 1730.3997061663.
The spelling of 5181306671 in words is "five billion, one hundred eighty-one million, three hundred six thousand, six hundred seventy-one".
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