Base | Representation |
---|---|
bin | 110101101010110000… |
… | …1010110110111000011 |
3 | 102000111001220211021021 |
4 | 1223111201112313003 |
5 | 3342013332103331 |
6 | 124540142210311 |
7 | 11220016041223 |
oct | 1532541266703 |
9 | 360431824237 |
10 | 115251441091 |
11 | 44972485576 |
12 | 1a405583997 |
13 | ab394840b7 |
14 | 5814818083 |
15 | 2ee816a211 |
hex | 1ad5856dc3 |
115251441091 has 2 divisors, whose sum is σ = 115251441092. Its totient is φ = 115251441090.
The previous prime is 115251441089. The next prime is 115251441101. The reversal of 115251441091 is 190144152511.
It is a weak prime.
It is an emirp because it is prime and its reverse (190144152511) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 115251441091 - 21 = 115251441089 is a prime.
Together with 115251441089, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (115251441391) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57625720545 + 57625720546.
It is an arithmetic number, because the mean of its divisors is an integer number (57625720546).
Almost surely, 2115251441091 is an apocalyptic number.
115251441091 is a deficient number, since it is larger than the sum of its proper divisors (1).
115251441091 is an equidigital number, since it uses as much as digits as its factorization.
115251441091 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7200, while the sum is 34.
The spelling of 115251441091 in words is "one hundred fifteen billion, two hundred fifty-one million, four hundred forty-one thousand, ninety-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.105 sec. • engine limits •