Base | Representation |
---|---|
bin | 100010011011101… |
… | …0100001101110101 |
3 | 2222111222221012002 |
4 | 1010313110031311 |
5 | 4331232221123 |
6 | 310351105045 |
7 | 40426216316 |
oct | 10467241565 |
9 | 2874887162 |
10 | 1155351413 |
11 | 543190687 |
12 | 282b12185 |
13 | 155490ab8 |
14 | ad62a60d |
15 | 6b66b528 |
hex | 44dd4375 |
1155351413 has 2 divisors, whose sum is σ = 1155351414. Its totient is φ = 1155351412.
The previous prime is 1155351403. The next prime is 1155351419. The reversal of 1155351413 is 3141535511.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 989920369 + 165431044 = 31463^2 + 12862^2 .
It is a cyclic number.
It is not a de Polignac number, because 1155351413 - 210 = 1155350389 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 (1155351419) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577675706 + 577675707.
It is an arithmetic number, because the mean of its divisors is an integer number (577675707).
Almost surely, 21155351413 is an apocalyptic number.
It is an amenable number.
1155351413 is a deficient number, since it is larger than the sum of its proper divisors (1).
1155351413 is an equidigital number, since it uses as much as digits as its factorization.
1155351413 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4500, while the sum is 29.
The square root of 1155351413 is about 33990.4606176498. The cubic root of 1155351413 is about 1049.3121460090.
Adding to 1155351413 its reverse (3141535511), we get a palindrome (4296886924).
The spelling of 1155351413 in words is "one billion, one hundred fifty-five million, three hundred fifty-one thousand, four hundred thirteen".
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