Base | Representation |
---|---|
bin | 1001100110000… |
… | …00111000101001 |
3 | 12121102220022122 |
4 | 10303000320221 |
5 | 131100404313 |
6 | 11553001025 |
7 | 1665040625 |
oct | 463007051 |
9 | 177386278 |
10 | 80481833 |
11 | 41480213 |
12 | 22b53175 |
13 | 1389b7b3 |
14 | a990185 |
15 | 70eb708 |
hex | 4cc0e29 |
80481833 has 2 divisors, whose sum is σ = 80481834. Its totient is φ = 80481832.
The previous prime is 80481829. The next prime is 80481839. The reversal of 80481833 is 33818408.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 74874409 + 5607424 = 8653^2 + 2368^2 .
It is a cyclic number.
It is not a de Polignac number, because 80481833 - 22 = 80481829 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 80481793 and 80481802.
It is not a weakly prime, because it can be changed into another prime (80481839) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40240916 + 40240917.
It is an arithmetic number, because the mean of its divisors is an integer number (40240917).
Almost surely, 280481833 is an apocalyptic number.
It is an amenable number.
80481833 is a deficient number, since it is larger than the sum of its proper divisors (1).
80481833 is an equidigital number, since it uses as much as digits as its factorization.
80481833 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18432, while the sum is 35.
The square root of 80481833 is about 8971.1667580087. The cubic root of 80481833 is about 431.7502718329.
The spelling of 80481833 in words is "eighty million, four hundred eighty-one thousand, eight hundred thirty-three".
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