821446144 is an even 9-digits composite number following 821446143
and preceding 821446145. In scientific notation, it is written as 8.21446144 × 10^8.
The sum of its digits is 34. It has a total of 12 prime factors and 80 positive divisors.
There are 397035520 positive integers (up to 821446144) that are relatively prime to 821446144.
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 71 × 59 × 383
Composite number
| ω |
Distinct Factors |
4 |
Total number of distinct prime factors |
| Ω |
Total Factors |
12 |
Total number of prime factors |
| rad |
Radical |
3208774 |
Product of the distinct prime numbers |
The prime factorization of 821446144 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 71 × 59 × 383.
Since it has a total of 12 prime factors.
1, 2, 4, 8, 16, 32, 59, 64, 71, 118, 128, 142, 236, 256, 284, 383, 472, 512, 568, 766, 944, 1136, 1532, 1888, 2272, 3064, 3776, 4189, 4544, 6128, 7552, 8378, 9088, 12256, 15104, 16756, 18176, 22597, 24512, 27193, 30208, 33512, 36352, 45194, 49024, 54386, 67024, 90388, 98048, 108772, 134048, 180776, 196096, 217544, 268096, 361552, 435088, 536192, 723104, 870176, 1072384, 1446208, 1604387, 1740352, 2144768, 2892416, 3208774, 3480704, 5784832, 6417548, 6961408, 11569664, 12835096, 13922816, 25670192, 51340384, 102680768, 205361536, 410723072, 821446144
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 |
-821446143 |
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 821446144 can be divided by 80 positive divisors.
The sum of these divisors (counting 821446144) is 1, the average is 0.0125.