Base | Representation |
---|---|
bin | 1111001000100101… |
… | …00011110100110001 |
3 | 202222020200200121122 |
4 | 13210102203310301 |
5 | 113120002202443 |
6 | 3422123432025 |
7 | 405226453031 |
oct | 74422436461 |
9 | 22866620548 |
10 | 8125037873 |
11 | 349a410237 |
12 | 16a9085615 |
13 | 9c6412124 |
14 | 5711358c1 |
15 | 328498968 |
hex | 1e44a3d31 |
8125037873 has 2 divisors, whose sum is σ = 8125037874. Its totient is φ = 8125037872.
The previous prime is 8125037839. The next prime is 8125037881. The reversal of 8125037873 is 3787305218.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4764864784 + 3360173089 = 69028^2 + 57967^2 .
It is a cyclic number.
It is not a de Polignac number, because 8125037873 - 210 = 8125036849 is a prime.
It is not a weakly prime, because it can be changed into another prime (8125037803) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4062518936 + 4062518937.
It is an arithmetic number, because the mean of its divisors is an integer number (4062518937).
Almost surely, 28125037873 is an apocalyptic number.
It is an amenable number.
8125037873 is a deficient number, since it is larger than the sum of its proper divisors (1).
8125037873 is an equidigital number, since it uses as much as digits as its factorization.
8125037873 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 282240, while the sum is 44.
The square root of 8125037873 is about 90138.9919679602. The cubic root of 8125037873 is about 2010.3660029194.
The spelling of 8125037873 in words is "eight billion, one hundred twenty-five million, thirty-seven thousand, eight hundred seventy-three".
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