Base | Representation |
---|---|
bin | 1001100010110… |
… | …01011011100001 |
3 | 12120122101001010 |
4 | 10301121123201 |
5 | 130443324311 |
6 | 11535531133 |
7 | 1661324325 |
oct | 461313341 |
9 | 176571033 |
10 | 80058081 |
11 | 41210904 |
12 | 22989aa9 |
13 | 1378095c |
14 | a8bd985 |
15 | 7065da6 |
hex | 4c596e1 |
80058081 has 8 divisors (see below), whose sum is σ = 107943840. Its totient is φ = 52772192.
The previous prime is 80058079. The next prime is 80058091. The reversal of 80058081 is 18085008.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80058081 - 21 = 80058079 is a prime.
It is a super-2 number, since 2×800580812 = 12818592666805122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (80058071) 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 in 7 ways as a sum of consecutive naturals, for example, 149655 + ... + 150188.
It is an arithmetic number, because the mean of its divisors is an integer number (13492980).
Almost surely, 280058081 is an apocalyptic number.
It is an amenable number.
80058081 is a deficient number, since it is larger than the sum of its proper divisors (27885759).
80058081 is a wasteful number, since it uses less digits than its factorization.
80058081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 299935.
The product of its (nonzero) digits is 2560, while the sum is 30.
The square root of 80058081 is about 8947.5181475088. The cubic root of 80058081 is about 430.9911892156.
The spelling of 80058081 in words is "eighty million, fifty-eight thousand, eighty-one".
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