844804980 is an even 9-digits composite number following 844804979
and preceding 844804981. In scientific notation, it is written as 8.44804980 × 10^8.
The sum of its digits is 45. It has a total of 7 prime factors and 72 positive divisors.
There are 213408000 positive integers (up to 844804980) that are relatively prime to 844804980.
Prime Factorization
2 × 2 × 15 × 3 × 19 × 19 × 13001
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
7 |
Total number of prime factors |
| rad |
Radical |
22231710 |
Product of the distinct prime numbers |
The prime factorization of 844804980 is 2 × 2 × 15 × 3 × 19 × 19 × 13001.
Since it has a total of 7 prime factors.
1, 2, 3, 4, 6, 12, 15, 19, 30, 38, 45, 57, 60, 76, 90, 114, 180, 228, 285, 361, 570, 722, 855, 1083, 1140, 1444, 1710, 2166, 3420, 4332, 5415, 10830, 13001, 16245, 21660, 26002, 32490, 39003, 52004, 64980, 78006, 156012, 195015, 247019, 390030, 494038, 585045, 741057, 780060, 988076, 1170090, 1482114, 2340180, 2964228, 3705285, 4693361, 7410570, 9386722, 11115855, 14080083, 14821140, 18773444, 22231710, 28160166, 44463420, 56320332, 70400415, 140800830, 211201245, 281601660, 422402490, 844804980
72 divisors
| τ |
Total Divisors |
72 |
Total number of the positive divisors of n |
| σ |
Sum of Divisors |
1 |
Sum of all the positive divisors of n |
| s |
Aliquot Sum |
-844804979 |
Sum of the proper positive divisors of n |
| A |
Arithmetic Mean |
0.013888888888889 |
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 |
72 |
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 844804980 can be divided by 72 positive divisors.
The sum of these divisors (counting 844804980) is 1, the average is 0.013888888888889.