78816512 is an even 8-digits composite number following 78816511
and preceding 78816513. In scientific notation, it is written as 7.8816512 × 10^7.
The sum of its digits is 38. It has a total of 11 prime factors and 72 positive divisors.
There are 37380096 positive integers (up to 78816512) that are relatively prime to 78816512.
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 37 × 53 × 157
Composite number
| ω |
Distinct Factors |
4 |
Total number of distinct prime factors |
| Ω |
Total Factors |
11 |
Total number of prime factors |
| rad |
Radical |
615754 |
Product of the distinct prime numbers |
The prime factorization of 78816512 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 37 × 53 × 157.
Since it has a total of 11 prime factors.
1, 2, 4, 8, 16, 32, 37, 53, 64, 74, 106, 128, 148, 157, 212, 256, 296, 314, 424, 592, 628, 848, 1184, 1256, 1696, 1961, 2368, 2512, 3392, 3922, 4736, 5024, 5809, 6784, 7844, 8321, 9472, 10048, 11618, 13568, 15688, 16642, 20096, 23236, 31376, 33284, 40192, 46472, 62752, 66568, 92944, 125504, 133136, 185888, 251008, 266272, 307877, 371776, 502016, 532544, 615754, 743552, 1065088, 1231508, 1487104, 2130176, 2463016, 4926032, 9852064, 19704128, 39408256, 78816512
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 |
-78816511 |
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 78816512 can be divided by 72 positive divisors.
The sum of these divisors (counting 78816512) is 1, the average is 0.013888888888889.