20938863 is an odd 8-digits composite number following 20938862
and preceding 20938864 . In scientific notation, it is written as 2.0938863 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 12690200 positive integers (up to 20938863) that are relatively prime to 20938863.
20938863 has 8 divisors, whose sum is 30456576
The reverse of 20938863 is 36883902
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million nine hundred thirty-eight thousand eight hundred sixty-three
Scientific notation
2.0938863 × 10^7
Engineering notation
2.0938863 × 10^6
Prime Factorization
3 × 11 × 634511
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20938863
Product of the distinct prime numbers
The prime factorization of 20938863 is 3 × 11 × 634511.
Since it has a total of 3 prime factors.
5 , 8 , 70 , 87 , 514 , 164 , 5705 , 3986 , 6819 , 77077 , 903565 , 940997 , 9496245 , 8046504 , 58372184 , 80552360 , 68728819 , 890727891 , 4122708683 , 2924915732
n×2
41877726
n×3
62816589
n×4
83755452
n×5
104694315
n÷2
10469431.5
n÷3
6979621
n÷3
5234715.75
n÷5
4187772.6
n2
438435983732769
n3
9.1803509976507E+21
n4
1.9222611183172E+29
n5
4.0249962206671E+36
2 √n
4575.9002392972
3 √n
275.62442351574
4 √n
67.64540072538
5 √n
29.119949606694
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
-20938862
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 20938863 can be divided by 8 positive divisors.
The sum of these divisors (counting 20938863) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111111000000001101111
3
Ternary
1110101210201110
4
Quaternary
1033320001233
5
Quinary
20330020423
6
Senary
2024443103
8
Octal
117700157
10
Decimal
20938863
12
Duodecimal
7019493
16
Hexadecimal
13f806f
20
Vigesimal
6ah733
36
Base36
cgsj3
md5
0863f9ed00d7a5bf6619999a6c8b07bc
sha1
b86c105f9ad105c8bea875aab1dc51b8830d9046
sha256
e851cdf71dffa65f2a44c2a35d78dc8032de21602a9c853cbbb6b332474fb1dc
sha512
6a6571bdb1611dcbe704cf5dffbd0c11952dcd0a1074c909900fb47f25121ca39e9dc5874610eda4de9ac2dbf7d2f706ce2a9bd423a89d3b7596dd3c8aa31786
ripemd-160
3f42cc9635f6033a590f603a2ce781d6baec9f39
Diameter
41877726
Circumference
131562756.35065
Area
1.3773872655643E+15
Volume
3.845456433546E+22
Surface area
5.5095490622571E+15
Circumference
131562756.35065
Perimeter
83755452
Area
438435983732769
Diagonal
29612024.035272
Surface area
2630615902396614
Volume
9.1803509976507E+21
Space diagonal
36267174.568724
Perimeter
62816589
Area
1.898483499229E+14
Altitude
18133587.284362
Surface area
1.898483499229E+14
Volume
1.0819147406852E+21
Height
9870674.6784241