20732989 is an odd 8-digits composite number following 20732988
and preceding 20732990 . In scientific notation, it is written as 2.0732989 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 20646720 positive integers (up to 20732989) that are relatively prime to 20732989.
20732989 has 4 divisors, whose sum is 20819260
The reverse of 20732989 is 98923702
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million seven hundred thirty-two thousand nine hundred eighty-nine
Scientific notation
2.0732989 × 10^7
Engineering notation
2.0732989 × 10^6
Prime Factorization
241 × 86029
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20732989
Product of the distinct prime numbers
The prime factorization of 20732989 is 241 × 86029.
Since it has a total of 2 prime factors.
6 , 6 , 20 , 21 , 222 , 283 , 5037 , 4412 , 44916 , 66004 , 64791 , 816467 , 5814690 , 2061349 , 26277885 , 89005986 , 782832776 , 155299889 , 6197406866 , 2800008514
n×2
41465978
n×3
62198967
n×4
82931956
n×5
103664945
n÷2
10366494.5
n÷3
6910996.3333333
n÷3
5183247.25
n÷5
4146597.8
n2
429856832874121
n3
8.912216987554E+21
n4
1.8477689676857E+29
n5
3.8309773681569E+36
2 √n
4553.3492069025
3 √n
274.71811998199
4 √n
67.478509222585
5 √n
29.062460733383
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
-20732988
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 20732989 can be divided by 4 positive divisors.
The sum of these divisors (counting 20732989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111000101110000111101
3
Ternary
1110000100022111
4
Quaternary
1033011300331
5
Quinary
20301423424
6
Senary
2020214021
8
Octal
117056075
10
Decimal
20732989
12
Duodecimal
6b3a311
16
Hexadecimal
13c5c3d
20
Vigesimal
69bc99
36
Base36
ccdod
md5
acc6242ce43838db0bd4fabaf0e95c71
sha1
9801f4a889f1f06209b8871594adc6e61209a18a
sha256
744188d5fda7cbd3e7ec3451bf8d25339e53fae78a9d3c9eb64cc9988328eb20
sha512
0fba34327e3b9c96e27fe4e6265069bc2684cb9d2d5d3cc9419d2dda3c4bf29ef9e892aaaa5c9a244da2393658a773dd8abc766cf9d35a172bf7c8ee23061ea3
ripemd-160
ed4664eef45d8090bc148e11603d21f62dd43217
Diameter
41465978
Circumference
130269211.85872
Area
1.3504350682527E+15
Volume
3.7331407220397E+22
Surface area
5.4017402730109E+15
Circumference
130269211.85872
Perimeter
82931956
Area
429856832874121
Diagonal
29320874.232332
Surface area
2579140997244726
Volume
8.912216987554E+21
Space diagonal
35910590.340767
Perimeter
62198967
Area
1.8613346862966E+14
Altitude
17955295.170383
Surface area
1.8613346862966E+14
Volume
1.0503148445509E+21
Height
9773624.7441107