Base | Representation |
---|---|
bin | 111111110111100… |
… | …0110011011101011 |
3 | 12112100112101210121 |
4 | 1333233012123223 |
5 | 13342110203142 |
6 | 552353024111 |
7 | 104051440345 |
oct | 17757063353 |
9 | 5470471717 |
10 | 2143053547 |
11 | 9aa774938 |
12 | 4b9855037 |
13 | 281cb352b |
14 | 164896295 |
15 | c821dc67 |
hex | 7fbc66eb |
2143053547 has 2 divisors, whose sum is σ = 2143053548. Its totient is φ = 2143053546.
The previous prime is 2143053509. The next prime is 2143053553. The reversal of 2143053547 is 7453503412.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2143053547 - 211 = 2143051499 is a prime.
It is not a weakly prime, because it can be changed into another prime (2143033547) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071526773 + 1071526774.
It is an arithmetic number, because the mean of its divisors is an integer number (1071526774).
Almost surely, 22143053547 is an apocalyptic number.
2143053547 is a deficient number, since it is larger than the sum of its proper divisors (1).
2143053547 is an equidigital number, since it uses as much as digits as its factorization.
2143053547 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 50400, while the sum is 34.
The square root of 2143053547 is about 46293.1263472235. The cubic root of 2143053547 is about 1289.2713764866.
Adding to 2143053547 its reverse (7453503412), we get a palindrome (9596556959).
The spelling of 2143053547 in words is "two billion, one hundred forty-three million, fifty-three thousand, five hundred forty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •