Base | Representation |
---|---|
bin | 100101010100111100… |
… | …0000010110011100101 |
3 | 21122220110011002120000 |
4 | 1022221320002303211 |
5 | 2303131304434024 |
6 | 100454051131513 |
7 | 5535266050242 |
oct | 1125170026345 |
9 | 248813132500 |
10 | 80159452389 |
11 | 30aa4a15015 |
12 | 136512a3b99 |
13 | 7736193243 |
14 | 3c460045c9 |
15 | 21424b8cc9 |
hex | 12a9e02ce5 |
80159452389 has 10 divisors (see below), whose sum is σ = 119744367270. Its totient is φ = 53439634872.
The previous prime is 80159452357. The next prime is 80159452423. The reversal of 80159452389 is 98325495108.
80159452389 is a `hidden beast` number, since 8 + 0 + 159 + 452 + 38 + 9 = 666.
It can be written as a sum of positive squares in only one way, i.e., 64588156164 + 15571296225 = 254142^2 + 124785^2 .
It is not a de Polignac number, because 80159452389 - 25 = 80159452357 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80159452309) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 494811354 + ... + 494811515.
It is an arithmetic number, because the mean of its divisors is an integer number (11974436727).
Almost surely, 280159452389 is an apocalyptic number.
It is an amenable number.
80159452389 is a deficient number, since it is larger than the sum of its proper divisors (39584914881).
80159452389 is an equidigital number, since it uses as much as digits as its factorization.
80159452389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 989622881 (or 989622872 counting only the distinct ones).
The product of its (nonzero) digits is 3110400, while the sum is 54.
The spelling of 80159452389 in words is "eighty billion, one hundred fifty-nine million, four hundred fifty-two thousand, three hundred eighty-nine".
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