Base | Representation |
---|---|
bin | 11110101010111010001001 |
3 | 120010110220111 |
4 | 132222322021 |
5 | 4024240243 |
6 | 444154321 |
7 | 125224306 |
oct | 36527211 |
9 | 16113814 |
10 | 8040073 |
11 | 45a1698 |
12 | 28389a1 |
13 | 1886752 |
14 | 10d40ad |
15 | a8c39d |
hex | 7aae89 |
8040073 has 2 divisors, whose sum is σ = 8040074. Its totient is φ = 8040072.
The previous prime is 8040049. The next prime is 8040089. The reversal of 8040073 is 3700408.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 5257849 + 2782224 = 2293^2 + 1668^2 .
It is a cyclic number.
It is not a de Polignac number, because 8040073 - 29 = 8039561 is a prime.
It is not a weakly prime, because it can be changed into another prime (8040013) 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, 4020036 + 4020037.
It is an arithmetic number, because the mean of its divisors is an integer number (4020037).
Almost surely, 28040073 is an apocalyptic number.
It is an amenable number.
8040073 is a deficient number, since it is larger than the sum of its proper divisors (1).
8040073 is an equidigital number, since it uses as much as digits as its factorization.
8040073 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 672, while the sum is 22.
The square root of 8040073 is about 2835.5022482798. The cubic root of 8040073 is about 200.3333856280. Note that the first 4 decimals are identical.
The spelling of 8040073 in words is "eight million, forty thousand, seventy-three".
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