2912711949 is an odd 10-digits composite number following 2912711948
and preceding 2912711950. In scientific notation, it is written as 2.912711949 × 10^9.
The sum of its digits is 45. It has a total of 7 prime factors and 72 positive divisors.
There are 1551432960 positive integers (up to 2912711949) that are relatively prime to 2912711949.
Prime Factorization
3 × 3 × 7 × 7 × 17 × 107 × 3631
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
7 |
Total number of prime factors |
| rad |
Radical |
138700569 |
Product of the distinct prime numbers |
The prime factorization of 2912711949 is 3 × 3 × 7 × 7 × 17 × 107 × 3631.
Since it has a total of 7 prime factors.
1, 3, 7, 9, 17, 21, 49, 51, 63, 107, 119, 147, 153, 321, 357, 441, 749, 833, 963, 1071, 1819, 2247, 2499, 3631, 5243, 5457, 6741, 7497, 10893, 12733, 15729, 16371, 25417, 32679, 38199, 47187, 61727, 76251, 89131, 114597, 177919, 185181, 228753, 267393, 388517, 432089, 533757, 555543, 802179, 1165551, 1296267, 1601271, 2719619, 3024623, 3496653, 3888801, 6604789, 8158857, 9073869, 19037333, 19814367, 24476571, 27221607, 46233523, 57111999, 59443101, 138700569, 171335997, 323634661, 416101707, 970903983, 2912711949
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 |
-2912711948 |
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 2912711949 can be divided by 72 positive divisors.
The sum of these divisors (counting 2912711949) is 1, the average is 0.013888888888889.