1649762816 is an even 10-digits composite number following 1649762815
and preceding 1649762817. In scientific notation, it is written as 1.649762816 × 10^9.
The sum of its digits is 50. It has a total of 12 prime factors and 80 positive divisors.
There are 750489600 positive integers (up to 1649762816) that are relatively prime to 1649762816.
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 71 × 3491
Composite number
| ω |
Distinct Factors |
4 |
Total number of distinct prime factors |
| Ω |
Total Factors |
12 |
Total number of prime factors |
| rad |
Radical |
6444386 |
Product of the distinct prime numbers |
The prime factorization of 1649762816 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 71 × 3491.
Since it has a total of 12 prime factors.
1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 128, 142, 208, 256, 284, 416, 512, 568, 832, 923, 1136, 1664, 1846, 2272, 3328, 3491, 3692, 4544, 6656, 6982, 7384, 9088, 13964, 14768, 18176, 27928, 29536, 36352, 45383, 55856, 59072, 90766, 111712, 118144, 181532, 223424, 236288, 247861, 363064, 446848, 472576, 495722, 726128, 893696, 991444, 1452256, 1787392, 1982888, 2904512, 3222193, 3965776, 5809024, 6444386, 7931552, 11618048, 12888772, 15863104, 23236096, 25777544, 31726208, 51555088, 63452416, 103110176, 126904832, 206220352, 412440704, 824881408, 1649762816
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 |
-1649762815 |
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 1649762816 can be divided by 80 positive divisors.
The sum of these divisors (counting 1649762816) is 1, the average is 0.0125.