20532491 is an odd 8-digits composite number following 20532490
and preceding 20532492 . In scientific notation, it is written as 2.0532491 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 16593984 positive integers (up to 20532491) that are relatively prime to 20532491.
20532491 has 16 divisors, whose sum is 24835584
The reverse of 20532491 is 19423502
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million five hundred thirty-two thousand four hundred ninety-one
Scientific notation
2.0532491 × 10^7
Engineering notation
2.0532491 × 10^6
Prime Factorization
7 × 23 × 73 × 1747
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20532491
Product of the distinct prime numbers
The prime factorization of 20532491 is 7 × 23 × 73 × 1747.
Since it has a total of 4 prime factors.
1 , 3 , 14 , 49 , 829 , 422 , 546 , 7697 , 66252 , 30247 , 887326 , 659700 , 6866893 , 172556 , 11427489 , 81889200 , 662039009 , 439436077 , 5032437992 , 9483865599
n×2
41064982
n×3
61597473
n×4
82129964
n×5
102662455
n÷2
10266245.5
n÷3
6844163.6666667
n÷3
5133122.75
n÷5
4106498.2
n2
421583186665081
n3
8.6561529859521E+21
n4
1.7773238327868E+29
n5
3.6492885600781E+36
2 √n
4531.2791792164
3 √n
273.82969774891
4 √n
67.314776826611
5 √n
29.006032432071
1 , 7 , 23 , 73 , 161 , 511 , 1679 , 1747 , 11753 , 12229 , 40181 , 127531 , 281267 , 892717 , 2933213 , 20532491
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20532490
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20532491 can be divided by 16 positive divisors.
The sum of these divisors (counting 20532491) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110010100110100001011
3
Ternary
1102122011021122
4
Quaternary
1032110310023
5
Quinary
20224014431
6
Senary
2012025455
8
Octal
116246413
10
Decimal
20532491
12
Duodecimal
6a6228b
16
Hexadecimal
1394d0b
20
Vigesimal
686b4b
36
Base36
c82yz
md5
d3d3bb3da7682138aaee47bcdcd38340
sha1
95d55f387f2c973d4a1bdb865eae74d242c0f498
sha256
cabcb1d37221a1f139bd2c8becb46cf35c7922fe5413d76b9eebb7b0a9f59b2e
sha512
5111274ac65055e08eab6e069f21898a3a787eb77e8375453ffe84b8d5cdbef3786b66d67616e4ed1250c95cf31110124aad62878f4a3dad1ddbe4f830b0776b
ripemd-160
0013ea26ef42cdd594cf85834454032c6b09bb70
Diameter
41064982
Circumference
129009445.771
Area
1.324442642104E+15
Volume
3.6258808838689E+22
Surface area
5.297770568416E+15
Circumference
129009445.771
Perimeter
82129964
Area
421583186665081
Diagonal
29037327.241504
Surface area
2529499119990486
Volume
8.6561529859521E+21
Space diagonal
35563317.617951
Perimeter
61597473
Area
1.8255087473018E+14
Altitude
17781658.808975
Surface area
1.8255087473018E+14
Volume
1.0201374125592E+21
Height
9679109.0805012