821082015 is an odd 9-digits composite number following 821082014
and preceding 821082016. In scientific notation, it is written as 8.21082015 × 10^8.
The sum of its digits is 27. It has a total of 8 prime factors and 80 positive divisors.
There are 402050304 positive integers (up to 821082015) that are relatively prime to 821082015.
Prime Factorization
3 × 3 × 3 × 5 × 3 × 13 × 277 × 563
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
8 |
Total number of prime factors |
| rad |
Radical |
30410445 |
Product of the distinct prime numbers |
The prime factorization of 821082015 is 3 × 3 × 3 × 5 × 3 × 13 × 277 × 563.
Since it has a total of 8 prime factors.
1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 277, 351, 405, 563, 585, 831, 1053, 1385, 1689, 1755, 2493, 2815, 3601, 4155, 5067, 5265, 7319, 7479, 8445, 10803, 12465, 15201, 18005, 21957, 22437, 25335, 32409, 36595, 37395, 45603, 54015, 65871, 76005, 97227, 109785, 112185, 155951, 162045, 197613, 228015, 291681, 329355, 467853, 486135, 592839, 779755, 988065, 1403559, 1458405, 2027363, 2339265, 2964195, 4210677, 6082089, 7017795, 10136815, 12632031, 18246267, 21053385, 30410445, 54738801, 63160155, 91231335, 164216403, 273694005, 821082015
80 divisors
| τ |
Total Divisors |
80 |
Total number of the positive divisors of n |
| σ |
Sum of Divisors |
1 |
Sum of all the positive divisors of n |
| s |
Aliquot Sum |
-821082014 |
Sum of the proper positive divisors of n |
| A |
Arithmetic Mean |
0.0125 |
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
| G |
Geometric Mean |
1 |
Returns the nth root of the product of n divisors |
| H |
Harmonic Mean |
80 |
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 821082015 can be divided by 80 positive divisors.
The sum of these divisors (counting 821082015) is 1, the average is 0.0125.