13239439 is an odd 8-digits composite number following 13239438
and preceding 13239440 . In scientific notation, it is written as 1.3239439 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 13229224 positive integers (up to 13239439) that are relatively prime to 13239439.
13239439 has 4 divisors, whose sum is 13249656
The reverse of 13239439 is 93493231
Previous prime number is 1523
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
thirteen million two hundred thirty-nine thousand four hundred thirty-nine
Scientific notation
1.3239439 × 10^7
Engineering notation
1.3239439 × 10^6
Prime Factorization
1523 × 8693
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13239439
Product of the distinct prime numbers
The prime factorization of 13239439 is 1523 × 8693.
Since it has a total of 2 prime factors.
7 , 2 , 50 , 77 , 358 , 824 , 6755 , 6535 , 71221 , 2536 , 667547 , 101716 , 4491806 , 9147622 , 20294394 , 10186290 , 677318274 , 282826323 , 3997977908 , 4839210040
n×2
26478878
n×3
39718317
n×4
52957756
n×5
66197195
n÷2
6619719.5
n÷3
4413146.3333333
n÷3
3309859.75
n÷5
2647887.8
n2
175282745034721
n3
2.3206452106397E+21
n4
3.0724040706907E+28
n5
4.0676906277261E+35
2 √n
3638.6039905436
3 √n
236.56828836714
4 √n
60.320842090803
5 √n
26.568920945744
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
-13239438
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 13239439 can be divided by 4 positive divisors.
The sum of these divisors (counting 13239439) is 1, the average is 0.25.
Base
System
Value
2
Binary
110010100000010010001111
3
Ternary
220220122002121
4
Quaternary
302200102033
5
Quinary
11342130224
6
Senary
1151433411
8
Octal
62402217
10
Decimal
13239439
12
Duodecimal
4525867
16
Hexadecimal
ca048f
20
Vigesimal
42eibj
36
Base36
7vrm7
md5
b5766442d61735e353e6255045727dbe
sha1
eaa04dd7be9525dbe269fdedde3961288afb899f
sha256
740dbc8bcf1c6d7b43551d8513239f116a52d240b8b7743e4e32354826639296
sha512
fd0e65f9552945ce7b763c616606243218669f63b6b924ccb1cfd9ebbfa6f556700f38bc2d6def2e189fd5c64cc17f895b6818ae2687abb923a93331f32ddb29
ripemd-160
5bcfd105cf812978d8ba63deb36fb087bcc98da7
Diameter
26478878
Circumference
83185848.6001
Area
5.5066698410213E+14
Volume
9.7206959271122E+21
Surface area
2.2026679364085E+15
Circumference
83185848.6001
Perimeter
52957756
Area
175282745034721
Diagonal
18723394.192011
Surface area
1051696470208326
Volume
2.3206452106397E+21
Space diagonal
22931381.011709
Perimeter
39718317
Area
75899655022570
Altitude
11465690.505854
Surface area
75899655022570
Volume
2.7349066086191E+20
Height
6241131.3973371