Base | Representation |
---|---|
bin | 1001101000101… |
… | …01111010010001 |
3 | 12122002121001022 |
4 | 10310111322101 |
5 | 131143030342 |
6 | 12004245225 |
7 | 2001021155 |
oct | 464257221 |
9 | 178077038 |
10 | 80830097 |
11 | 41698937 |
12 | 230a0815 |
13 | 1399117a |
14 | aa41065 |
15 | 71699d2 |
hex | 4d15e91 |
80830097 has 2 divisors, whose sum is σ = 80830098. Its totient is φ = 80830096.
The previous prime is 80830093. The next prime is 80830129. The reversal of 80830097 is 79003808.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 54523456 + 26306641 = 7384^2 + 5129^2 .
It is a cyclic number.
It is not a de Polignac number, because 80830097 - 22 = 80830093 is a prime.
It is not a weakly prime, because it can be changed into another prime (80830093) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40415048 + 40415049.
It is an arithmetic number, because the mean of its divisors is an integer number (40415049).
Almost surely, 280830097 is an apocalyptic number.
It is an amenable number.
80830097 is a deficient number, since it is larger than the sum of its proper divisors (1).
80830097 is an equidigital number, since it uses as much as digits as its factorization.
80830097 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 12096, while the sum is 35.
The square root of 80830097 is about 8990.5559894814. Note that the first 3 decimals coincide. The cubic root of 80830097 is about 432.3721376851.
The spelling of 80830097 in words is "eighty million, eight hundred thirty thousand, ninety-seven".
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