Base | Representation |
---|---|
bin | 1001100100001… |
… | …11001001001111 |
3 | 12120222212220011 |
4 | 10302013021033 |
5 | 131020322302 |
6 | 11543534051 |
7 | 1663034251 |
oct | 462071117 |
9 | 176885804 |
10 | 80245327 |
11 | 41329558 |
12 | 22a5a327 |
13 | 13817c56 |
14 | a92bcd1 |
15 | 70a15d7 |
hex | 4c8724f |
80245327 has 2 divisors, whose sum is σ = 80245328. Its totient is φ = 80245326.
The previous prime is 80245307. The next prime is 80245381. The reversal of 80245327 is 72354208.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 80245327 - 219 = 79721039 is a prime.
It is a super-3 number, since 3×802453273 (a number of 25 digits) contains 333 as substring.
It is equal to p4682830 and since 80245327 and 4682830 have the same sum of digits, it is a Honaker prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (80245307) 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, 40122663 + 40122664.
It is an arithmetic number, because the mean of its divisors is an integer number (40122664).
Almost surely, 280245327 is an apocalyptic number.
80245327 is a deficient number, since it is larger than the sum of its proper divisors (1).
80245327 is an equidigital number, since it uses as much as digits as its factorization.
80245327 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 80245327 is about 8957.9756083615. The cubic root of 80245327 is about 431.3269393775.
The spelling of 80245327 in words is "eighty million, two hundred forty-five thousand, three hundred twenty-seven".
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