Base | Representation |
---|---|
bin | 111111011110111… |
… | …0011100011000101 |
3 | 12111110012212120222 |
4 | 1332331303203011 |
5 | 13330303144031 |
6 | 551212034125 |
7 | 103533546605 |
oct | 17675634305 |
9 | 5443185528 |
10 | 2130131141 |
11 | 9a3449066 |
12 | 4b5462945 |
13 | 27c40a738 |
14 | 162c90c05 |
15 | c7019e7b |
hex | 7ef738c5 |
2130131141 has 2 divisors, whose sum is σ = 2130131142. Its totient is φ = 2130131140.
The previous prime is 2130131111. The next prime is 2130131147. The reversal of 2130131141 is 1411310312.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1478094916 + 652036225 = 38446^2 + 25535^2 .
It is a cyclic number.
It is not a de Polignac number, because 2130131141 - 222 = 2125936837 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2130131147) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065065570 + 1065065571.
It is an arithmetic number, because the mean of its divisors is an integer number (1065065571).
Almost surely, 22130131141 is an apocalyptic number.
It is an amenable number.
2130131141 is a deficient number, since it is larger than the sum of its proper divisors (1).
2130131141 is an equidigital number, since it uses as much as digits as its factorization.
2130131141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72, while the sum is 17.
The square root of 2130131141 is about 46153.3437683555. The cubic root of 2130131141 is about 1286.6747563706.
Adding to 2130131141 its reverse (1411310312), we get a palindrome (3541441453).
The spelling of 2130131141 in words is "two billion, one hundred thirty million, one hundred thirty-one thousand, one hundred forty-one".
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