20108243 is an odd 8-digits composite number following 20108242
and preceding 20108244 . In scientific notation, it is written as 2.0108243 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 19459560 positive integers (up to 20108243) that are relatively prime to 20108243.
20108243 has 4 divisors, whose sum is 20756928
The reverse of 20108243 is 34280102
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred eight thousand two hundred forty-three
Scientific notation
2.0108243 × 10^7
Engineering notation
2.0108243 × 10^6
Prime Factorization
31 × 648653
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20108243
Product of the distinct prime numbers
The prime factorization of 20108243 is 31 × 648653.
Since it has a total of 2 prime factors.
4 , 1 , 13 , 35 , 52 , 353 , 4230 , 2684 , 76300 , 64894 , 256610 , 35085 , 9631131 , 856747 , 26727225 , 45608360 , 256891446 , 16801300 , 6285623873 , 1853872113
n×2
40216486
n×3
60324729
n×4
80432972
n×5
100541215
n÷2
10054121.5
n÷3
6702747.6666667
n÷3
5027060.75
n÷5
4021648.6
n2
404341436547049
n3
8.1305958610571E+21
n4
1.6349199730893E+29
n5
3.2875368104433E+36
2 √n
4484.2215600927
3 √n
271.93057538295
4 √n
66.96433050582
5 √n
28.885163156215
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20108242
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20108243 can be divided by 4 positive divisors.
The sum of these divisors (counting 20108243) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101101001111010011
3
Ternary
1101211121022202
4
Quaternary
1030231033103
5
Quinary
20121430433
6
Senary
1554553415
8
Octal
114551723
10
Decimal
20108243
12
Duodecimal
689886b
16
Hexadecimal
132d3d3
20
Vigesimal
65dac3
36
Base36
byzmb
md5
d1e2ad9e92965200cabba0d3f0a5fb06
sha1
9dde0ab848cf702a4a8dc8af9855dc800cd25aa7
sha256
a913ffc9596c7ac08684a8472012f018e8797dee7565dbc7f011d555cdfb3bc4
sha512
c2ecd67117c046c6c0e5f0925f7a6ea7ba41f511706188cb8f4696975b460419d7d5ada4971a31bc2d3a5b1f7e396f925cae26499f2e61cebc4ea212a934e2dd
ripemd-160
c8328a6e7702b40b1171d8f0ca6861ff198af700
Diameter
40216486
Circumference
126343816.9708
Area
1.2702760865982E+15
Volume
3.4057360301873E+22
Surface area
5.0811043463926E+15
Circumference
126343816.9708
Perimeter
80432972
Area
404341436547049
Diagonal
28437349.966094
Surface area
2426048619282294
Volume
8.1305958610571E+21
Space diagonal
34828498.526941
Perimeter
60324729
Area
1.7508497792622E+14
Altitude
17414249.263471
Surface area
1.7508497792622E+14
Volume
9.581999114068E+20
Height
9479116.6553646