20103145 is an odd 8-digits composite number following 20103144
and preceding 20103146 . In scientific notation, it is written as 2.0103145 × 10^7.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 15708336 positive integers (up to 20103145) that are relatively prime to 20103145.
20103145 has 8 divisors, whose sum is 24685056
The reverse of 20103145 is 54130102
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million one hundred three thousand one hundred forty-five
Scientific notation
2.0103145 × 10^7
Engineering notation
2.0103145 × 10^6
Prime Factorization
5 × 43 × 93503
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20103145
Product of the distinct prime numbers
The prime factorization of 20103145 is 5 × 43 × 93503.
Since it has a total of 3 prime factors.
8 , 8 , 83 , 5 , 628 , 286 , 2683 , 9139 , 79837 , 46686 , 636303 , 58043 , 9082243 , 9981727 , 3303004 , 94354948 , 440868493 , 317581021 , 5372827389 , 4037986376
n×2
40206290
n×3
60309435
n×4
80412580
n×5
100515725
n÷2
10051572.5
n÷3
6701048.3333333
n÷3
5025786.25
n÷5
4020629
n2
404136438891025
n3
8.1244134308099E+21
n4
1.6332626123952E+29
n5
3.2833715120059E+36
2 √n
4483.653086491
3 √n
271.90759278082
4 √n
66.960085771234
5 √n
28.883698368889
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
-20103144
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 20103145 can be divided by 8 positive divisors.
The sum of these divisors (counting 20103145) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101011111111101001
3
Ternary
1101211100022221
4
Quaternary
1030223333221
5
Quinary
20121300040
6
Senary
1554514041
8
Octal
114537751
10
Decimal
20103145
12
Duodecimal
6895921
16
Hexadecimal
132bfe9
20
Vigesimal
65chh5
36
Base36
byvop
md5
bd3e8e8b3d508d42214cdb7e539d2898
sha1
b9a497314ca652aa2ebed1dfef0a23e40d047d6d
sha256
a91eae050057bc9b0c7f9225c0dc53ff12d254dd0dd67fde7e74ad71b79c5d61
sha512
08da18d781ac23f6a0bbafafccc1fa7bb9f564f31c80be2527127fd5d0a2b18f94896323f6b48503543b0c2f73871a1ab8b258b74ce65cd04b13d4fe9f32f4cf
ripemd-160
12be78ecfd4032743968a7c953f0580a1ee8f4eb
Diameter
40206290
Circumference
126311785.2921
Area
1.269632067468E+15
Volume
3.4031463398612E+22
Surface area
5.0785282698719E+15
Circumference
126311785.2921
Perimeter
80412580
Area
404136438891025
Diagonal
28430140.305353
Surface area
2424818633346150
Volume
8.1244134308099E+21
Space diagonal
34819668.531924
Perimeter
60309435
Area
1.749962113373E+14
Altitude
17409834.265962
Surface area
1.749962113373E+14
Volume
9.5747130501479E+20
Height
9476713.4351176