Base | Representation |
---|---|
bin | 1001101000011… |
… | …10110100010001 |
3 | 12122001010012011 |
4 | 10310032310101 |
5 | 131141113131 |
6 | 12003502521 |
7 | 2000540356 |
oct | 464166421 |
9 | 178033164 |
10 | 80801041 |
11 | 41679022 |
12 | 23087a41 |
13 | 13980b89 |
14 | aa3462d |
15 | 71610b1 |
hex | 4d0ed11 |
80801041 has 2 divisors, whose sum is σ = 80801042. Its totient is φ = 80801040.
The previous prime is 80801033. The next prime is 80801059. The reversal of 80801041 is 14010808.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 45279441 + 35521600 = 6729^2 + 5960^2 .
It is a cyclic number.
It is not a de Polignac number, because 80801041 - 23 = 80801033 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (80801011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40400520 + 40400521.
It is an arithmetic number, because the mean of its divisors is an integer number (40400521).
Almost surely, 280801041 is an apocalyptic number.
It is an amenable number.
80801041 is a deficient number, since it is larger than the sum of its proper divisors (1).
80801041 is an equidigital number, since it uses as much as digits as its factorization.
80801041 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 256, while the sum is 22.
The square root of 80801041 is about 8988.9399263762. The cubic root of 80801041 is about 432.3203231962.
Adding to 80801041 its reverse (14010808), we get a palindrome (94811849).
The spelling of 80801041 in words is "eighty million, eight hundred one thousand, forty-one".
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