20030491 is an odd 8-digits composite number following 20030490
and preceding 20030492 . In scientific notation, it is written as 2.0030491 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 18489672 positive integers (up to 20030491) that are relatively prime to 20030491.
20030491 has 4 divisors, whose sum is 21571312
The reverse of 20030491 is 19403002
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million thirty thousand four hundred ninety-one
Scientific notation
2.0030491 × 10^7
Engineering notation
2.0030491 × 10^6
Prime Factorization
13 × 1540807
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20030491
Product of the distinct prime numbers
The prime factorization of 20030491 is 13 × 1540807.
Since it has a total of 2 prime factors.
4 , 2 , 45 , 12 , 463 , 915 , 1469 , 8359 , 24030 , 82641 , 555832 , 456997 , 6085216 , 1014348 , 27570620 , 97578213 , 806886570 , 63276615 , 2597377796 , 9610841516
n×2
40060982
n×3
60091473
n×4
80121964
n×5
100152455
n÷2
10015245.5
n÷3
6676830.3333333
n÷3
5007622.75
n÷5
4006098.2
n2
401220569701081
n3
8.0366450104124E+21
n4
1.6097794555126E+29
n5
3.224467289563E+36
2 √n
4475.5436541274
3 √n
271.57963379813
4 √n
66.899504139623
5 √n
28.862790630494
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
-20030490
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 20030491 can be divided by 4 positive divisors.
The sum of these divisors (counting 20030491) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011010010000011011
3
Ternary
1101200122200001
4
Quaternary
1030122100123
5
Quinary
20111433431
6
Senary
1553153431
8
Octal
114322033
10
Decimal
20030491
12
Duodecimal
685b877
16
Hexadecimal
131a41b
20
Vigesimal
653g4b
36
Base36
bxbmj
md5
aac85ee7b819932fe43cd4b2c00443e7
sha1
1f4aa42670ae91e274a47ab3f7d740eefdb4ac91
sha256
842f324b9de662e67c9f739ae41cf3abbabde53f9e43c9d7968749c403c878d1
sha512
853544f430115c4b5ce2150c8f2c6020bf86046b269f78b921b93d0535893f28a444f683782a9c1a46f6018fce7416a52e2c76427a38a96e2298b0b48776043a
ripemd-160
2007a091e2ff931f542dbdde308817b8d0c75062
Diameter
40060982
Circumference
125855286.74679
Area
1.260471594242E+15
Volume
3.3663819898961E+22
Surface area
5.0418863769681E+15
Circumference
125855286.74679
Perimeter
80121964
Area
401220569701081
Diagonal
28327392.033192
Surface area
2407323418206486
Volume
8.0366450104124E+21
Space diagonal
34693828.112551
Perimeter
60091473
Area
1.73733602941E+14
Altitude
17346914.056276
Surface area
1.73733602941E+14
Volume
9.4712769747527E+20
Height
9442464.0110641