20791880 is an even 8-digits composite number following 20791879
and preceding 20791881 . In scientific notation, it is written as 2.0791880 × 10^7.
The sum of its digits is 35. It has a total of 5 prime factors and 16 positive divisors.
There are 8316736 positive integers (up to 20791880) that are relatively prime to 20791880.
20791880 has 16 divisors, whose sum is 46781820
The reverse of 20791880 is 08819702
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million seven hundred ninety-one thousand eight hundred eighty
Scientific notation
2.0791880 × 10^7
Engineering notation
2.0791880 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 519797
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5197970
Product of the distinct prime numbers
The prime factorization of 20791880 is 2 × 2 × 2 × 5 × 519797.
Since it has a total of 5 prime factors.
1 , 9 , 57 , 15 , 385 , 379 , 4992 , 305 , 96131 , 40144 , 23952 , 793025 , 5446490 , 8647655 , 10441732 , 16531234 , 12958141 , 765104176 , 1209465835 , 7511994787
n×2
41583760
n×3
62375640
n×4
83167520
n×5
103959400
n÷2
10395940
n÷3
6930626.6666667
n÷3
5197970
n÷5
4158376
n2
432302273934400
n3
8.9883770033712E+21
n4
1.8688525604885E+29
n5
3.885695817537E+36
2 √n
4559.8113996085
3 √n
274.97798170819
4 √n
67.526375584719
5 √n
29.078952094965
1 , 2 , 4 , 5 , 8 , 10 , 20 , 40 , 519797 , 1039594 , 2079188 , 2598985 , 4158376 , 5197970 , 10395940 , 20791880
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20791879
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20791880 can be divided by 16 positive divisors.
The sum of these divisors (counting 20791880) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111010100001001001000
3
Ternary
1110010100002122
4
Quaternary
1033110021020
5
Quinary
20310320010
6
Senary
2021350412
8
Octal
117241110
10
Decimal
20791880
12
Duodecimal
6b68408
16
Hexadecimal
13d4248
20
Vigesimal
69ije0
36
Base36
cdn48
md5
9ad61c1e76593c3d0342931dc431a119
sha1
d0afa33120260a0f3cbafca94ead35078b37aa31
sha256
0d8e664b24f7c2d0d53c858f3832e894c72028de9080c1229d8d247d42a697fa
sha512
7dc5740c53c147692a5e896feb272e58c80090919f6757e804acf86ce6659fa3f6486d2f35a516d3ab45ac7cdeebc738fec3123ce30017b90de3dacb0df11889
ripemd-160
581e16cac83f34870d65e7a47565bfcbb702e8e9
Diameter
41583760
Circumference
130639234.92464
Area
1.3581176479225E+15
Volume
3.7650425548648E+22
Surface area
5.4324705916899E+15
Circumference
130639234.92464
Perimeter
83167520
Area
432302273934400
Diagonal
29404158.683234
Surface area
2593813643606400
Volume
8.9883770033712E+21
Space diagonal
36012592.544875
Perimeter
62375640
Area
1.8719237567048E+14
Altitude
18006296.272438
Surface area
1.8719237567048E+14
Volume
1.0592903884908E+21
Height
9801386.2277446