Base | Representation |
---|---|
bin | 1111000101111110… |
… | …00000101100111101 |
3 | 202220201110221222102 |
4 | 13202333000230331 |
5 | 113043400323221 |
6 | 3420022154445 |
7 | 404542343246 |
oct | 74277005475 |
9 | 22821427872 |
10 | 8103136061 |
11 | 3489011069 |
12 | 16a1882a25 |
13 | 9c1a14187 |
14 | 56c273ccd |
15 | 3265be30b |
hex | 1e2fc0b3d |
8103136061 has 2 divisors, whose sum is σ = 8103136062. Its totient is φ = 8103136060.
The previous prime is 8103136057. The next prime is 8103136081. The reversal of 8103136061 is 1606313018.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6503616025 + 1599520036 = 80645^2 + 39994^2 .
It is a cyclic number.
It is not a de Polignac number, because 8103136061 - 22 = 8103136057 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (8103136081) 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, 4051568030 + 4051568031.
It is an arithmetic number, because the mean of its divisors is an integer number (4051568031).
Almost surely, 28103136061 is an apocalyptic number.
It is an amenable number.
8103136061 is a deficient number, since it is larger than the sum of its proper divisors (1).
8103136061 is an equidigital number, since it uses as much as digits as its factorization.
8103136061 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2592, while the sum is 29.
The square root of 8103136061 is about 90017.4208750728. The cubic root of 8103136061 is about 2008.5579998375.
Adding to 8103136061 its reverse (1606313018), we get a palindrome (9709449079).
The spelling of 8103136061 in words is "eight billion, one hundred three million, one hundred thirty-six thousand, sixty-one".
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