9781768556 is an even 10-digits composite number following 9781768555
and preceding 9781768557. In scientific notation, it is written as 9.781768556 × 10^9.
The sum of its digits is 62. It has a total of 7 prime factors and 72 positive divisors.
There are 3834419904 positive integers (up to 9781768556) that are relatively prime to 9781768556.
Prime Factorization
2 × 2 × 7 × 29 × 19 × 29 × 21863
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
7 |
Total number of prime factors |
| rad |
Radical |
168651182 |
Product of the distinct prime numbers |
The prime factorization of 9781768556 is 2 × 2 × 7 × 29 × 19 × 29 × 21863.
Since it has a total of 7 prime factors.
1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 406, 532, 551, 812, 841, 1102, 1682, 2204, 3364, 3857, 5887, 7714, 11774, 15428, 15979, 21863, 23548, 31958, 43726, 63916, 87452, 111853, 153041, 223706, 306082, 415397, 447412, 612164, 634027, 830794, 1268054, 1661588, 2536108, 2907779, 4438189, 5815558, 8876378, 11631116, 12046513, 17752756, 18386783, 24093026, 36773566, 48186052, 73547132, 84325591, 128707481, 168651182, 257414962, 337302364, 349348877, 514829924, 698697754, 1397395508, 2445442139, 4890884278, 9781768556
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 |
-9781768555 |
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 9781768556 can be divided by 72 positive divisors.
The sum of these divisors (counting 9781768556) is 1, the average is 0.013888888888889.