Base | Representation |
---|---|
bin | 1001100100101… |
… | …01111111000111 |
3 | 12121002222021201 |
4 | 10302111333013 |
5 | 131024243434 |
6 | 11545123331 |
7 | 1663406425 |
oct | 462257707 |
9 | 177088251 |
10 | 80306119 |
11 | 413701a3 |
12 | 22a89547 |
13 | 1383981a |
14 | a946115 |
15 | 70b4614 |
hex | 4c95fc7 |
80306119 has 2 divisors, whose sum is σ = 80306120. Its totient is φ = 80306118.
The previous prime is 80306117. The next prime is 80306123. The reversal of 80306119 is 91160308.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 80306119 - 21 = 80306117 is a prime.
It is a super-2 number, since 2×803061192 = 12898145497684322, which contains 22 as substring.
Together with 80306117, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (80306117) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40153059 + 40153060.
It is an arithmetic number, because the mean of its divisors is an integer number (40153060).
Almost surely, 280306119 is an apocalyptic number.
80306119 is a deficient number, since it is larger than the sum of its proper divisors (1).
80306119 is an equidigital number, since it uses as much as digits as its factorization.
80306119 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1296, while the sum is 28.
The square root of 80306119 is about 8961.3681433138. The cubic root of 80306119 is about 431.4358329814.
The spelling of 80306119 in words is "eighty million, three hundred six thousand, one hundred nineteen".
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