1520778384 is an even 10-digits composite number following 1520778383
and preceding 1520778385. In scientific notation, it is written as 1.520778384 × 10^9.
The sum of its digits is 45. It has a total of 8 prime factors and 80 positive divisors.
There are 475582464 positive integers (up to 1520778384) that are relatively prime to 1520778384.
Prime Factorization
2 × 2 × 2 × 2 × 9 × 17 × 1597 × 389
Composite number
| ω |
Distinct Factors |
5 |
Total number of distinct prime factors |
| Ω |
Total Factors |
8 |
Total number of prime factors |
| rad |
Radical |
190097298 |
Product of the distinct prime numbers |
The prime factorization of 1520778384 is 2 × 2 × 2 × 2 × 9 × 17 × 1597 × 389.
Since it has a total of 8 prime factors.
1, 2, 4, 8, 9, 16, 17, 18, 34, 36, 68, 72, 136, 144, 153, 272, 306, 389, 612, 778, 1224, 1556, 1597, 2448, 3112, 3194, 3501, 6224, 6388, 6613, 7002, 12776, 13226, 14004, 14373, 25552, 26452, 27149, 28008, 28746, 52904, 54298, 56016, 57492, 59517, 105808, 108596, 114984, 119034, 217192, 229968, 238068, 244341, 434384, 476136, 488682, 621233, 952272, 977364, 1242466, 1954728, 2484932, 3909456, 4969864, 5591097, 9939728, 10560961, 11182194, 21121922, 22364388, 42243844, 44728776, 84487688, 89457552, 95048649, 168975376, 190097298, 380194596, 760389192, 1520778384
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 |
-1520778383 |
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 1520778384 can be divided by 80 positive divisors.
The sum of these divisors (counting 1520778384) is 1, the average is 0.0125.