20279439 is an odd 8-digits composite number following 20279438
and preceding 20279440 . In scientific notation, it is written as 2.0279439 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 13053264 positive integers (up to 20279439) that are relatively prime to 20279439.
20279439 has 4 divisors, whose sum is 20357400
The reverse of 20279439 is 93497202
Previous prime number is 261
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million two hundred seventy-nine thousand four hundred thirty-nine
Scientific notation
2.0279439 × 10^7
Engineering notation
2.0279439 × 10^6
Prime Factorization
261 × 77699
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20279439
Product of the distinct prime numbers
The prime factorization of 20279439 is 261 × 77699.
Since it has a total of 2 prime factors.
4 , 10 , 24 , 15 , 134 , 583 , 372 , 5036 , 25782 , 14452 , 115258 , 241548 , 2231005 , 810414 , 59819126 , 4782097 , 120080616 , 179931052 , 6178832054 , 4391009148
n×2
40558878
n×3
60838317
n×4
81117756
n×5
101397195
n÷2
10139719.5
n÷3
6759813
n÷3
5069859.75
n÷5
4055887.8
n2
411255646154721
n3
8.3400337896002E+21
n4
1.6913120649414E+29
n5
3.4298859850943E+36
2 √n
4503.2698120366
3 √n
272.70010944618
4 √n
67.106406639281
5 √n
28.934180563455
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
-20279438
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 20279439 can be divided by 4 positive divisors.
The sum of these divisors (counting 20279439) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101010111000010001111
3
Ternary
1102011022011100
4
Quaternary
1031113002033
5
Quinary
20142420224
6
Senary
2002354143
8
Octal
115270217
10
Decimal
20279439
12
Duodecimal
695b953
16
Hexadecimal
135708f
20
Vigesimal
66eibj
36
Base36
c2npr
md5
2bbaac51d6ebfaff65eba9db3ab763d9
sha1
876d28634d2c86bfe9260cad1fe067abb14e9641
sha256
a1eb7fa97b3d823f5dbd988a81d863f46d7bdb12a30666981f7789d9667bd9fb
sha512
c716c5f29facebeafbc8f2097ab5421018cc75c3c6249a8a96bc70297b7740292834459245032c7dd0586ba7b74a580fb0f56dc90826154c58b96a87c4643eeb
ripemd-160
3b3197a7458c3ece81cbf152c73bc6a1920b928c
Diameter
40558878
Circumference
127419473.16264
Area
1.291997716707E+15
Volume
3.4934651845465E+22
Surface area
5.167990866828E+15
Circumference
127419473.16264
Perimeter
81117756
Area
411255646154721
Diagonal
28679457.671118
Surface area
2467533876928326
Volume
8.3400337896002E+21
Space diagonal
35125018.696994
Perimeter
60838317
Area
1.7807891850989E+14
Altitude
17562509.348497
Surface area
1.7807891850989E+14
Volume
9.8288240799188E+20
Height
9559819.223706