1820123228 is an even 10-digits composite number following 1820123227
and preceding 1820123229. In scientific notation, it is written as 1.820123228 × 10^9.
The sum of its digits is 29. It has a total of 7 prime factors and 72 positive divisors.
There are 705825120 positive integers (up to 1820123228) that are relatively prime to 1820123228.
Prime Factorization
2 × 2 × 7 × 7 × 11 × 227 × 3719
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
7 |
Total number of prime factors |
| rad |
Radical |
130008802 |
Product of the distinct prime numbers |
The prime factorization of 1820123228 is 2 × 2 × 7 × 7 × 11 × 227 × 3719.
Since it has a total of 7 prime factors.
1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 227, 308, 454, 539, 908, 1078, 1589, 2156, 2497, 3178, 3719, 4994, 6356, 7438, 9988, 11123, 14876, 17479, 22246, 26033, 34958, 40909, 44492, 52066, 69916, 81818, 104132, 122353, 163636, 182231, 244706, 286363, 364462, 489412, 572726, 728924, 844213, 1145452, 1688426, 2004541, 3376852, 4009082, 5909491, 8018164, 9286343, 11818982, 18572686, 23637964, 37145372, 41366437, 65004401, 82732874, 130008802, 165465748, 260017604, 455030807, 910061614, 1820123228
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 |
-1820123227 |
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 1820123228 can be divided by 72 positive divisors.
The sum of these divisors (counting 1820123228) is 1, the average is 0.013888888888889.