20030989 is an odd 8-digits composite number following 20030988
and preceding 20030990 . In scientific notation, it is written as 2.0030989 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 18209980 positive integers (up to 20030989) that are relatively prime to 20030989.
20030989 has 4 divisors, whose sum is 21852000
The reverse of 20030989 is 98903002
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million thirty thousand nine hundred eighty-nine
Scientific notation
2.0030989 × 10^7
Engineering notation
2.0030989 × 10^6
Prime Factorization
11 × 1820999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20030989
Product of the distinct prime numbers
The prime factorization of 20030989 is 11 × 1820999.
Since it has a total of 2 prime factors.
9 , 6 , 92 , 55 , 645 , 62 , 3131 , 4036 , 63325 , 54406 , 454747 , 638049 , 2742814 , 668945 , 75541282 , 86462094 , 964553122 , 192807604 , 9712151131 , 6675439790
n×2
40061978
n×3
60092967
n×4
80123956
n×5
100154945
n÷2
10015494.5
n÷3
6676996.3333333
n÷3
5007747.25
n÷5
4006197.8
n2
401240520318121
n3
8.0372444488466E+21
n4
1.6099395514516E+29
n5
3.2248681445791E+36
2 √n
4475.5992894807
3 √n
271.58188445917
4 √n
66.899919951228
5 √n
28.862934146964
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
-20030988
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 20030989 can be divided by 4 positive divisors.
The sum of these divisors (counting 20030989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011010011000001101
3
Ternary
1101200200100111
4
Quaternary
1030122120031
5
Quinary
20111442424
6
Senary
1553200021
8
Octal
114323015
10
Decimal
20030989
12
Duodecimal
6860011
16
Hexadecimal
131a60d
20
Vigesimal
653h99
36
Base36
bxc0d
md5
9b6649dc4f381e62bc5e7beeb15a0811
sha1
b348c05d6e8dc052567bad8f6bdbd784d6ac16f4
sha256
2d00f99e82ef32fa62422acff30bc8c14e6d2f6750b57ce07401c2471a84ceb2
sha512
17a6096f7c0679be3881e2deaba7a2b9b37f167154218e5e59707d7022ae319bcad9f4dd4324d8df3b30741c6305b9dfbfe1de667c0b6819e8f1b379a23938f2
ripemd-160
5eba023d020e492147765433e060869f5c478d99
Diameter
40061978
Circumference
125858415.77308
Area
1.260534270954E+15
Volume
3.3666330820802E+22
Surface area
5.0421370838158E+15
Circumference
125858415.77308
Perimeter
80123956
Area
401240520318121
Diagonal
28328096.311546
Surface area
2407443121908726
Volume
8.0372444488466E+21
Space diagonal
34694690.673853
Perimeter
60092967
Area
1.7374224181159E+14
Altitude
17347345.336927
Surface area
1.7374224181159E+14
Volume
9.4719834197222E+20
Height
9442698.7705154