20668835 is an odd 8-digits composite number following 20668834
and preceding 20668836 . In scientific notation, it is written as 2.0668835 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 14377440 positive integers (up to 20668835) that are relatively prime to 20668835.
20668835 has 8 divisors, whose sum is 21960960
The reverse of 20668835 is 53886602
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million six hundred sixty-eight thousand eight hundred thirty-five
Scientific notation
2.0668835 × 10^7
Engineering notation
2.0668835 × 10^6
Prime Factorization
55 × 23 × 16339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20668835
Product of the distinct prime numbers
The prime factorization of 20668835 is 55 × 23 × 16339.
Since it has a total of 3 prime factors.
9 , 7 , 43 , 72 , 87 , 849 , 7118 , 4533 , 51794 , 38967 , 216488 , 727355 , 5641121 , 6972526 , 38035850 , 29386365 , 611999757 , 618001248 , 9394166338 , 6790052932
n×2
41337670
n×3
62006505
n×4
82675340
n×5
103344175
n÷2
10334417.5
n÷3
6889611.6666667
n÷3
5167208.75
n÷5
4133767
n2
427200740257225
n3
8.8297416122544E+21
n4
1.8250047247632E+29
n5
3.7720721530351E+36
2 √n
4546.2990442777
3 √n
274.43447418102
4 √n
67.426248926347
5 √n
29.044452861078
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20668834
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20668835 can be divided by 8 positive divisors.
The sum of these divisors (counting 20668835) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110110110000110100011
3
Ternary
1102220002022102
4
Quaternary
1032312012203
5
Quinary
20242400320
6
Senary
2015001015
8
Octal
116660643
10
Decimal
20668835
12
Duodecimal
6b0916b
16
Hexadecimal
13b61a3
20
Vigesimal
693c1f
36
Base36
cb06b
md5
2f1f1ea41f286932d1b15a70302cfdc6
sha1
e29de2549c3af1c5d6b55ae72cac8ca712ff629b
sha256
db8185c10627779b4e41e89415cde731d3705631368e2600baef1c075952b4ba
sha512
1bdfd8a85fb2ba37d1f2987bae35a2c8981aa4ab3f2184959c7e012bf3eee79f5657c166e559435bee486e71d4c8139a2328446ffc53a7083f80bcb7fdf9ed73
ripemd-160
5d214c0a2c6041a319aa4a3b1b0f8f6b2f3d7833
Diameter
41337670
Circumference
129866120.38852
Area
1.3420907072002E+15
Volume
3.6985935176206E+22
Surface area
5.3683628288009E+15
Circumference
129866120.38852
Perimeter
82675340
Area
427200740257225
Diagonal
29230146.775452
Surface area
2563204441543350
Volume
8.8297416122544E+21
Space diagonal
35799472.353258
Perimeter
62006505
Area
1.8498334678914E+14
Altitude
17899736.176629
Surface area
1.8498334678914E+14
Volume
1.0405950283584E+21
Height
9743382.2584839