20487103 is an odd 8-digits composite number following 20487102
and preceding 20487104 . In scientific notation, it is written as 2.0487103 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 16209504 positive integers (up to 20487103) that are relatively prime to 20487103.
20487103 has 8 divisors, whose sum is 25215008
The reverse of 20487103 is 30178402
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million four hundred eighty-seven thousand one hundred three
Scientific notation
2.0487103 × 10^7
Engineering notation
2.0487103 × 10^6
Prime Factorization
7 × 13 × 225133
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20487103
Product of the distinct prime numbers
The prime factorization of 20487103 is 7 × 13 × 225133.
Since it has a total of 3 prime factors.
5 , 10 , 15 , 69 , 412 , 650 , 1443 , 9356 , 87617 , 87310 , 45270 , 485796 , 8336042 , 3771271 , 75621577 , 31696736 , 52856196 , 40670732 , 3170948893 , 6662775049
n×2
40974206
n×3
61461309
n×4
81948412
n×5
102435515
n÷2
10243551.5
n÷3
6829034.3333333
n÷3
5121775.75
n÷5
4097420.6
n2
419721389332609
n3
8.5988753345603E+21
n4
1.761660446633E+29
n5
3.6091319021195E+36
2 √n
4526.268109602
3 √n
273.62777791421
4 √n
67.277545359518
5 √n
28.993197248631
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
-20487102
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 20487103 can be divided by 8 positive divisors.
The sum of these divisors (counting 20487103) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001001101110111111
3
Ternary
1102112212000121
4
Quaternary
1032021232333
5
Quinary
20221041403
6
Senary
2011035411
8
Octal
116115677
10
Decimal
20487103
12
Duodecimal
6a3bb67
16
Hexadecimal
1389bbf
20
Vigesimal
680hf3
36
Base36
c73y7
md5
c9f476fe56b77f7404c66eecab7d2f2b
sha1
de333e0c578881c927205852ea03dbd6c20e7ebc
sha256
831b9176f22baecf40f79772fcc4fcb63a85b272f4c4fa1c3ff717c4353b5948
sha512
66ff22031dbe2ca7f1c7c920e363e9594c160d9c730ed32e8155742aae5df1bc554122befd09f8d74e8d18e34a7787baa579343f90de26f8999db7ae5c568a84
ripemd-160
8618bb004fdb48d29bff7ef7cb35967b5f6a3121
Diameter
40974206
Circumference
128724264.55627
Area
1.3185936332818E+15
Volume
3.6018884773585E+22
Surface area
5.2743745331273E+15
Circumference
128724264.55627
Perimeter
81948412
Area
419721389332609
Diagonal
28973138.916335
Surface area
2518328335995654
Volume
8.5988753345603E+21
Space diagonal
35484703.295897
Perimeter
61461309
Area
1.8174469283687E+14
Altitude
17742351.647948
Surface area
1.8174469283687E+14
Volume
1.0133871766076E+21
Height
9657712.9721115