Base | Representation |
---|---|
bin | 1001101000100… |
… | …10110011100110 |
3 | 12122001221121101 |
4 | 10310102303212 |
5 | 131142124012 |
6 | 12004110314 |
7 | 2000636122 |
oct | 464226346 |
9 | 178057541 |
10 | 80817382 |
11 | 4168a328 |
12 | 2309539a |
13 | 13988449 |
14 | aa3a582 |
15 | 7165d57 |
hex | 4d12ce6 |
80817382 has 8 divisors (see below), whose sum is σ = 124045416. Its totient is φ = 39468912.
The previous prime is 80817379. The next prime is 80817389. The reversal of 80817382 is 28371808.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80817389) 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 in 3 ways as a sum of consecutive naturals, for example, 469783 + ... + 469954.
It is an arithmetic number, because the mean of its divisors is an integer number (15505677).
Almost surely, 280817382 is an apocalyptic number.
80817382 is a deficient number, since it is larger than the sum of its proper divisors (43228034).
80817382 is a wasteful number, since it uses less digits than its factorization.
80817382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 939782.
The product of its (nonzero) digits is 21504, while the sum is 37.
The square root of 80817382 is about 8989.8488307646. The cubic root of 80817382 is about 432.3494650246.
The spelling of 80817382 in words is "eighty million, eight hundred seventeen thousand, three hundred eighty-two".
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