123686656 is an even 9-digits composite number following 123686655
and preceding 123686657. In scientific notation, it is written as 1.23686656 × 10^8.
The sum of its digits is 43. It has a total of 11 prime factors and 72 positive divisors.
There are 57461760 positive integers (up to 123686656) that are relatively prime to 123686656.
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 59 × 19 × 431
Composite number
| ω |
Distinct Factors |
4 |
Total number of distinct prime factors |
| Ω |
Total Factors |
11 |
Total number of prime factors |
| rad |
Radical |
966302 |
Product of the distinct prime numbers |
The prime factorization of 123686656 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 59 × 19 × 431.
Since it has a total of 11 prime factors.
1, 2, 4, 8, 16, 19, 32, 38, 59, 64, 76, 118, 128, 152, 236, 256, 304, 431, 472, 608, 862, 944, 1121, 1216, 1724, 1888, 2242, 2432, 3448, 3776, 4484, 4864, 6896, 7552, 8189, 8968, 13792, 15104, 16378, 17936, 25429, 27584, 32756, 35872, 50858, 55168, 65512, 71744, 101716, 110336, 131024, 143488, 203432, 262048, 286976, 406864, 483151, 524096, 813728, 966302, 1048192, 1627456, 1932604, 2096384, 3254912, 3865208, 6509824, 7730416, 15460832, 30921664, 61843328, 123686656
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 |
-123686655 |
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 123686656 can be divided by 72 positive divisors.
The sum of these divisors (counting 123686656) is 1, the average is 0.013888888888889.