20081393 is an odd 8-digits prime number following 20081392
and preceding 20081394 . In scientific notation, it is written as 2.0081393 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 20081392 positive integers (up to 20081393) that are relatively prime to 20081393.
20081393 has 2 divisors, whose sum is 20081394
The reverse of 20081393 is 39318002
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million eighty-one thousand three hundred ninety-three
Scientific notation
2.0081393 × 10^7
Engineering notation
2.0081393 × 10^6
Prime Factorization
20081393
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20081393
Product of the distinct prime numbers
The prime factorization of 20081393 is 20081393.
Since it has a total of 1 prime factors.
4 , 6 , 89 , 67 , 344 , 452 , 2199 , 2299 , 69681 , 25413 , 796197 , 347203 , 3021645 , 2032877 , 72174595 , 65327608 , 413896629 , 471226158 , 8686500655 , 4833506576
n×2
40162786
n×3
60244179
n×4
80325572
n×5
100406965
n÷2
10040696.5
n÷3
6693797.6666667
n÷3
5020348.25
n÷5
4016278.6
n2
403262344820449
n3
8.098069628441E+21
n4
1.6262051875009E+29
n5
3.2656465468844E+36
2 √n
4481.2267293678
3 √n
271.80948759287
4 √n
66.941965383216
5 √n
28.877445115407
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20081394
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10040697
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4481.2268409443
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999004053
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20081393 can be divided by 2 positive divisors.
The sum of these divisors (counting 20081393) is 20081394, the average is 10040697.
Base
System
Value
2
Binary
1001100100110101011110001
3
Ternary
1101210020111022
4
Quaternary
1030212223301
5
Quinary
20120101033
6
Senary
1554225225
8
Octal
114465361
10
Decimal
20081393
12
Duodecimal
6885215
16
Hexadecimal
1326af1
20
Vigesimal
65a39d
36
Base36
byewh
md5
d7f74aa851883c08dab9d8bceeacf9dd
sha1
64ad49d11d3e02097ad0b0da3cf49982b6d14282
sha256
4f8f5965d4ac68dd670cfd2ea10872a1fa5249685b1f30598e49513446ac652b
sha512
7487d4b9723acc76eee02bd760626fcb397ab67807d724ef0f5b3d9d5ff79a21d1d3d563bbbfa8c8054f780896554547705e68f7c10a18f8e5f79f966e2ccb9d
ripemd-160
47e4331298bd938808de9e7892c8fa9da07b1391
Diameter
40162786
Circumference
126175113.4453
Area
1.2668860199573E+15
Volume
3.3921114737292E+22
Surface area
5.0675440798293E+15
Circumference
126175113.4453
Perimeter
80325572
Area
403262344820449
Diagonal
28399378.331944
Surface area
2419574068922694
Volume
8.098069628441E+21
Space diagonal
34781992.962758
Perimeter
60244179
Area
1.7461771750209E+14
Altitude
17390996.481379
Surface area
1.7461771750209E+14
Volume
9.543666581319E+20
Height
9466459.4439814