20512089 is an odd 8-digits composite number following 20512088
and preceding 20512090 . In scientific notation, it is written as 2.0512089 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 12622608 positive integers (up to 20512089) that are relatively prime to 20512089.
20512089 has 4 divisors, whose sum is 20570880
The reverse of 20512089 is 98021502
Previous prime number is 351
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million five hundred twelve thousand eighty-nine
Scientific notation
2.0512089 × 10^7
Engineering notation
2.0512089 × 10^6
Prime Factorization
351 × 58439
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20512089
Product of the distinct prime numbers
The prime factorization of 20512089 is 351 × 58439.
Since it has a total of 2 prime factors.
6 , 8 , 69 , 30 , 847 , 617 , 7411 , 4720 , 53501 , 34118 , 595109 , 378754 , 7709324 , 9318097 , 52709300 , 9283855 , 524056794 , 402558643 , 174371393 , 1142084353
n×2
41024178
n×3
61536267
n×4
82048356
n×5
102560445
n÷2
10256044.5
n÷3
6837363
n÷3
5128022.25
n÷5
4102417.8
n2
420745795143921
n3
8.6303751963679E+21
n4
1.7702702413129E+29
n5
3.6311940743862E+36
2 √n
4529.0273790296
3 √n
273.73897122016
4 √n
67.298048850094
5 √n
29.000265801787
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
-20512088
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 20512089 can be divided by 4 positive divisors.
The sum of these divisors (counting 20512089) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110001111110101011001
3
Ternary
1102121010022000
4
Quaternary
1032033311121
5
Quinary
20222341324
6
Senary
2011351213
8
Octal
116176531
10
Decimal
20512089
12
Duodecimal
6a52509
16
Hexadecimal
138fd59
20
Vigesimal
684049
36
Base36
c7n89
md5
7712555cdf8371cfc205b905280b6a1a
sha1
ae8328a1cf18a84917998f8e4d49c78572a3c590
sha256
307c5721c2b59d6a81904c06fa7ba1ca7daa9085ba7399c5cb1dde8496bf3eb6
sha512
2925ff5ff00f364f8ea0a6788b3f7b643eb156dd2ef7e45f4563d4ad0a1de473818eedd3f477fdbef35a53b0442999defcbd263ed8309027af8306a4820a9d1f
ripemd-160
51350020339b23eba8baa16b5dabaf7b5b46a1f4
Diameter
41024178
Circumference
128881256.22436
Area
1.3218118990529E+15
Volume
3.6150831086177E+22
Surface area
5.2872475962118E+15
Circumference
128881256.22436
Perimeter
82048356
Area
420745795143921
Diagonal
29008474.456404
Surface area
2524474770863526
Volume
8.6303751963679E+21
Space diagonal
35527980.317375
Perimeter
61536267
Area
1.8218827356506E+14
Altitude
17763990.158687
Surface area
1.8218827356506E+14
Volume
1.0170994709227E+21
Height
9669491.485468