812794640 is an even 9-digits composite number following 812794639
and preceding 812794641. In scientific notation, it is written as 8.12794640 × 10^8.
The sum of its digits is 41. It has a total of 8 prime factors and 80 positive divisors.
There are 278197248 positive integers (up to 812794640) that are relatively prime to 812794640.
Prime Factorization
2 × 2 × 2 × 2 × 5 × 7 × 953 × 1523
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
8 |
Total number of prime factors |
| rad |
Radical |
101599330 |
Product of the distinct prime numbers |
The prime factorization of 812794640 is 2 × 2 × 2 × 2 × 5 × 7 × 953 × 1523.
Since it has a total of 8 prime factors.
1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 953, 1523, 1906, 3046, 3812, 4765, 6092, 6671, 7615, 7624, 9530, 10661, 12184, 13342, 15230, 15248, 19060, 21322, 24368, 26684, 30460, 33355, 38120, 42644, 53305, 53368, 60920, 66710, 76240, 85288, 106610, 106736, 121840, 133420, 170576, 213220, 266840, 426440, 533680, 852880, 1451419, 2902838, 5805676, 7257095, 10159933, 11611352, 14514190, 20319866, 23222704, 29028380, 40639732, 50799665, 58056760, 81279464, 101599330, 116113520, 162558928, 203198660, 406397320, 812794640
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 |
-812794639 |
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 812794640 can be divided by 80 positive divisors.
The sum of these divisors (counting 812794640) is 1, the average is 0.0125.