Base | Representation |
---|---|
bin | 1001100011010… |
… | …11100110010001 |
3 | 12120210011010021 |
4 | 10301223212101 |
5 | 131003214442 |
6 | 11541303441 |
7 | 1662054304 |
oct | 461534621 |
9 | 176704107 |
10 | 80132497 |
11 | 41261805 |
12 | 22a04b81 |
13 | 137a87a3 |
14 | a8dcb3b |
15 | 707ce67 |
hex | 4c6b991 |
80132497 has 2 divisors, whose sum is σ = 80132498. Its totient is φ = 80132496.
The previous prime is 80132461. The next prime is 80132531. The reversal of 80132497 is 79423108.
It is an a-pointer prime, because the next prime (80132531) can be obtained adding 80132497 to its sum of digits (34).
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 46908801 + 33223696 = 6849^2 + 5764^2 .
It is a cyclic number.
It is not a de Polignac number, because 80132497 - 215 = 80099729 is a prime.
It is not a weakly prime, because it can be changed into another prime (80130497) 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, 40066248 + 40066249.
It is an arithmetic number, because the mean of its divisors is an integer number (40066249).
Almost surely, 280132497 is an apocalyptic number.
It is an amenable number.
80132497 is a deficient number, since it is larger than the sum of its proper divisors (1).
80132497 is an equidigital number, since it uses as much as digits as its factorization.
80132497 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 12096, while the sum is 34.
The square root of 80132497 is about 8951.6756531948. The cubic root of 80132497 is about 431.1246869113.
Subtracting from 80132497 its product of nonzero digits (12096), we obtain a square (80120401 = 89512).
The spelling of 80132497 in words is "eighty million, one hundred thirty-two thousand, four hundred ninety-seven".
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