20086921 is an odd 8-digits prime number following 20086920
and preceding 20086922 . In scientific notation, it is written as 2.0086921 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 20086920 positive integers (up to 20086921) that are relatively prime to 20086921.
20086921 has 2 divisors, whose sum is 20086922
The reverse of 20086921 is 12968002
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million eighty-six thousand nine hundred twenty-one
Scientific notation
2.0086921 × 10^7
Engineering notation
2.0086921 × 10^6
Prime Factorization
20086921
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20086921
Product of the distinct prime numbers
The prime factorization of 20086921 is 20086921.
Since it has a total of 1 prime factors.
9 , 8 , 25 , 30 , 209 , 397 , 7531 , 6859 , 92613 , 34323 , 622163 , 104782 , 8234059 , 6618262 , 99078664 , 4310153 , 385914423 , 979437995 , 196791069 , 5313211981
n×2
40173842
n×3
60260763
n×4
80347684
n×5
100434605
n÷2
10043460.5
n÷3
6695640.3333333
n÷3
5021730.25
n÷5
4017384.2
n2
403484395260241
n3
8.1047591723252E+21
n4
1.6279965721852E+29
n5
3.2701438533755E+36
2 √n
4481.8434823184
3 √n
271.83442651674
4 √n
66.946571848889
5 √n
28.879034815303
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20086922
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10043461
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4481.8435938796
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999004327
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20086921 can be divided by 2 positive divisors.
The sum of these divisors (counting 20086921) is 20086922, the average is 10043461.
Base
System
Value
2
Binary
1001100101000000010001001
3
Ternary
1101210112002001
4
Quaternary
1030220002021
5
Quinary
20120240141
6
Senary
1554311001
8
Octal
114500211
10
Decimal
20086921
12
Duodecimal
6888461
16
Hexadecimal
1328089
20
Vigesimal
65ah61
36
Base36
byj61
md5
0a3cc80af5a0397fc002094ea285edf8
sha1
dc8414c09f4bf028c63e37372565efc272dafbb3
sha256
f3787d137c7b7bc9215954b86e4641a9e0cdb351e6b290eff64752d97864d7ed
sha512
78bb1976a4a57fdce1aa2450206bee96c2b8895c4550c2f563a3289deeb6bca64dd1eb71193ba9a13611a97abca482aa25c94030cc1433c448b3acb86c0a594d
ripemd-160
abdeb74daffc7c85b8df7696cd6a340300c2f9f1
Diameter
40173842
Circumference
126209846.89368
Area
1.2675836119877E+15
Volume
3.3949135833189E+22
Surface area
5.0703344479508E+15
Circumference
126209846.89368
Perimeter
80347684
Area
403484395260241
Diagonal
28407196.104517
Surface area
2420906371561446
Volume
8.1047591723252E+21
Space diagonal
34791567.739622
Perimeter
60260763
Area
1.7471386816299E+14
Altitude
17395783.869811
Surface area
1.7471386816299E+14
Volume
9.5515502843917E+20
Height
9469065.3681723