Base | Representation |
---|---|
bin | 1001100010110… |
… | …11001000000011 |
3 | 12120122201120101 |
4 | 10301123020003 |
5 | 130444040102 |
6 | 11540023231 |
7 | 1661353510 |
oct | 461331003 |
9 | 176581511 |
10 | 80065027 |
11 | 41216049 |
12 | 22991b17 |
13 | 13783b73 |
14 | a8c2307 |
15 | 7067e87 |
hex | 4c5b203 |
80065027 has 8 divisors (see below), whose sum is σ = 94658400. Its totient is φ = 66260544.
The previous prime is 80064979. The next prime is 80065043. The reversal of 80065027 is 72056008.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-80065027 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 80064986 and 80065004.
It is not an unprimeable number, because it can be changed into a prime (80065327) 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 in 7 ways as a sum of consecutive naturals, for example, 197002 + ... + 197407.
It is an arithmetic number, because the mean of its divisors is an integer number (11832300).
Almost surely, 280065027 is an apocalyptic number.
80065027 is a deficient number, since it is larger than the sum of its proper divisors (14593373).
80065027 is a wasteful number, since it uses less digits than its factorization.
80065027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 394445.
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 80065027 is about 8947.9062914181. The cubic root of 80065027 is about 431.0036534090.
The spelling of 80065027 in words is "eighty million, sixty-five thousand, twenty-seven".
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