20130989 is an odd 8-digits composite number following 20130988
and preceding 20130990 . In scientific notation, it is written as 2.0130989 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 20007324 positive integers (up to 20130989) that are relatively prime to 20130989.
20130989 has 4 divisors, whose sum is 20254656
The reverse of 20130989 is 98903102
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred thirty thousand nine hundred eighty-nine
Scientific notation
2.0130989 × 10^7
Engineering notation
2.0130989 × 10^6
Prime Factorization
163 × 123503
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20130989
Product of the distinct prime numbers
The prime factorization of 20130989 is 163 × 123503.
Since it has a total of 2 prime factors.
7 , 7 , 92 , 99 , 57 , 823 , 8354 , 2074 , 92622 , 81889 , 384023 , 488269 , 6447999 , 1039449 , 27183103 , 22113652 , 593778053 , 138556235 , 6503006159 , 3449310137
n×2
40261978
n×3
60392967
n×4
80523956
n×5
100654945
n÷2
10065494.5
n÷3
6710329.6666667
n÷3
5032747.25
n÷5
4026197.8
n2
405256718118121
n3
8.158218534612E+21
n4
1.6423300757987E+29
n5
3.3061728690273E+36
2 √n
4486.7570694211
3 √n
272.03307069785
4 √n
66.983259620752
5 √n
28.891695053003
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
-20130988
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 20130989 can be divided by 4 positive divisors.
The sum of these divisors (counting 20130989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010110010101101
3
Ternary
1101212202112012
4
Quaternary
1030302302231
5
Quinary
20123142424
6
Senary
1555251005
8
Octal
114626255
10
Decimal
20130989
12
Duodecimal
68a9a65
16
Hexadecimal
1332cad
20
Vigesimal
65g799
36
Base36
bzh65
md5
cbddbd5edb0d85a3e59f0bc51c6c9a53
sha1
7e7761c9f6aa0e39bd36754a0e529231667dccff
sha256
5275493847a6434aa34e705a024be7e9a29a4c2712bfcc3db52d052808d39c62
sha512
fafba1648e7c673b9fc3022606283c9e852f2b8ec0164d9bab7dd5080c06d9aeca3ee09db21b06e841f53368e55a3e6efded728fe9b1cccf8f02ae59b945d1ba
ripemd-160
1bb7bb85c2b32ba48127faf66245b86ed1aaefb5
Diameter
40261978
Circumference
126486734.30379
Area
1.2731515284578E+15
Volume
3.417306588629E+22
Surface area
5.0926061138312E+15
Circumference
126486734.30379
Perimeter
80523956
Area
405256718118121
Diagonal
28469517.667784
Surface area
2431540308708726
Volume
8.158218534612E+21
Space diagonal
34867895.75461
Perimeter
60392967
Area
1.754813064723E+14
Altitude
17433947.877305
Surface area
1.754813064723E+14
Volume
9.6145527470432E+20
Height
9489839.2225945