20090639 is an odd 8-digits composite number following 20090638
and preceding 20090640 . In scientific notation, it is written as 2.0090639 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 19943856 positive integers (up to 20090639) that are relatively prime to 20090639.
20090639 has 4 divisors, whose sum is 20237424
The reverse of 20090639 is 93609002
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million ninety thousand six hundred thirty-nine
Scientific notation
2.0090639 × 10^7
Engineering notation
2.0090639 × 10^6
Prime Factorization
137 × 146647
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20090639
Product of the distinct prime numbers
The prime factorization of 20090639 is 137 × 146647.
Since it has a total of 2 prime factors.
1 , 9 , 63 , 88 , 238 , 380 , 2827 , 4953 , 57791 , 4824 , 20013 , 499082 , 7430944 , 3954897 , 7150072 , 40150208 , 926462643 , 927184420 , 2678114561 , 9185034671
n×2
40181278
n×3
60271917
n×4
80362556
n×5
100453195
n÷2
10045319.5
n÷3
6696879.6666667
n÷3
5022659.75
n÷5
4018127.8
n2
403633775428321
n3
8.1092604703375E+21
n4
1.6292022466652E+29
n5
3.273171419574E+36
2 √n
4482.2582478032
3 √n
271.85119726434
4 √n
66.949669512278
5 √n
28.880103812415
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
-20090638
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 20090639 can be divided by 4 positive divisors.
The sum of these divisors (counting 20090639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101000111100001111
3
Ternary
1101210201011202
4
Quaternary
1030220330033
5
Quinary
20120400024
6
Senary
1554340115
8
Octal
114507417
10
Decimal
20090639
12
Duodecimal
688a63b
16
Hexadecimal
1328f0f
20
Vigesimal
65b6bj
36
Base36
bym1b
md5
0d66a53cf8c7bdd097e702411791bd0e
sha1
17624a6042f3efbc0109f7a112912beb2fdc8a6a
sha256
17a5bde438f9c3b58fd4289f798f1d849b949ad48f3c2926b68047491dafe480
sha512
e3a724f82a934a15dab477436275322c08c4a2a9c8eb3cf39f3856bc6e043a77bd53c232ccb7b10cbbe84cac9180862fb6fdfb2972addb5e1e84f7f5d59f80e2
ripemd-160
91fa6ca6983a7000ea657ad3867cc33cd64a7d9e
Diameter
40181278
Circumference
126233207.77665
Area
1.2680529036263E+15
Volume
3.3967990826211E+22
Surface area
5.0722116145053E+15
Circumference
126233207.77665
Perimeter
80362556
Area
403633775428321
Diagonal
28412454.150542
Surface area
2421802652569926
Volume
8.1092604703375E+21
Space diagonal
34798007.504525
Perimeter
60271917
Area
1.7477855167317E+14
Altitude
17399003.752262
Surface area
1.7477855167317E+14
Volume
9.5568551149727E+20
Height
9470818.0501806