20103805 is an odd 8-digits composite number following 20103804
and preceding 20103806 . In scientific notation, it is written as 2.0103805 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 15236496 positive integers (up to 20103805) that are relatively prime to 20103805.
20103805 has 8 divisors, whose sum is 25394400
The reverse of 20103805 is 50830102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred three thousand eight hundred five
Scientific notation
2.0103805 × 10^7
Engineering notation
2.0103805 × 10^6
Prime Factorization
5 × 19 × 211619
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20103805
Product of the distinct prime numbers
The prime factorization of 20103805 is 5 × 19 × 211619.
Since it has a total of 3 prime factors.
10 , 10 , 68 , 8 , 677 , 385 , 7709 , 6298 , 7656 , 33886 , 209380 , 192980 , 2140549 , 9858914 , 43709442 , 33160172 , 437476527 , 508699529 , 5335695365 , 7751772178
n×2
40207610
n×3
60311415
n×4
80415220
n×5
100519025
n÷2
10051902.5
n÷3
6701268.3333333
n÷3
5025951.25
n÷5
4020761
n2
404162975478025
n3
8.12521364723E+21
n4
1.6334771074725E+29
n5
3.2839105240591E+36
2 √n
4483.7266865856
3 √n
271.91056838567
4 √n
66.960635350821
5 √n
28.883888020713
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
-20103804
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 20103805 can be divided by 8 positive divisors.
The sum of these divisors (counting 20103805) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101100001001111101
3
Ternary
1101211101020101
4
Quaternary
1030230021331
5
Quinary
20121310210
6
Senary
1554521101
8
Octal
114541175
10
Decimal
20103805
12
Duodecimal
6896191
16
Hexadecimal
132c27d
20
Vigesimal
65cja5
36
Base36
byw71
md5
85567a2be5efd876b539dc335043a480
sha1
a2fed47fbeeaae179aff1acd791096f28e855234
sha256
37712742466d64734a09a85c7bcce919abed0229e3d91eab0836b9f243232547
sha512
12ab146c96d541c6f1989354b920ba57d87ecc3967004f477baeda6dcc4edb9d48e839d10d128897efbd7899b40ed1793c8f312a356a2201815e021a5cf0f8f4
ripemd-160
de08e81237ac627fd77806dfd3442a9c387655b1
Diameter
40207610
Circumference
126315932.1944
Area
1.2697154346148E+15
Volume
3.4034815337314E+22
Surface area
5.078861738459E+15
Circumference
126315932.1944
Perimeter
80415220
Area
404162975478025
Diagonal
28431073.686304
Surface area
2424977852868150
Volume
8.12521364723E+21
Space diagonal
34820811.685457
Perimeter
60311415
Area
1.7500770201654E+14
Altitude
17410405.842729
Surface area
1.7500770201654E+14
Volume
9.575656114243E+20
Height
9477024.5621013