664155216 is an even 9-digits composite number following 664155215
and preceding 664155217. In scientific notation, it is written as 6.64155216 × 10^8.
The sum of its digits is 36. It has a total of 8 prime factors and 80 positive divisors.
There are 212179968 positive integers (up to 664155216) that are relatively prime to 664155216.
Prime Factorization
2 × 2 × 2 × 2 × 9 × 29 × 157 × 1013
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
8 |
Total number of prime factors |
| rad |
Radical |
83019402 |
Product of the distinct prime numbers |
The prime factorization of 664155216 is 2 × 2 × 2 × 2 × 9 × 29 × 157 × 1013.
Since it has a total of 8 prime factors.
1, 2, 4, 8, 9, 16, 18, 29, 36, 58, 72, 116, 144, 157, 232, 261, 314, 464, 522, 628, 1013, 1044, 1256, 1413, 2026, 2088, 2512, 2826, 4052, 4176, 4553, 5652, 8104, 9106, 9117, 11304, 16208, 18212, 18234, 22608, 29377, 36424, 36468, 40977, 58754, 72848, 72936, 81954, 117508, 145872, 159041, 163908, 235016, 264393, 318082, 327816, 470032, 528786, 636164, 655632, 1057572, 1272328, 1431369, 2115144, 2544656, 2862738, 4230288, 4612189, 5725476, 9224378, 11450952, 18448756, 22901904, 36897512, 41509701, 73795024, 83019402, 166038804, 332077608, 664155216
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 |
-664155215 |
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 664155216 can be divided by 80 positive divisors.
The sum of these divisors (counting 664155216) is 1, the average is 0.0125.