39390639 is an odd 8-digits composite number following 39390638
and preceding 39390640 . In scientific notation, it is written as 3.9390639 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 26236416 positive integers (up to 39390639) that are relatively prime to 39390639.
39390639 has 8 divisors, whose sum is 52568880
The reverse of 39390639 is 93609393
Previous prime number is 1217
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
thirty-nine million three hundred ninety thousand six hundred thirty-nine
Scientific notation
3.9390639 × 10^7
Engineering notation
3.9390639 × 10^6
Prime Factorization
3 × 1217 × 10789
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
39390639
Product of the distinct prime numbers
The prime factorization of 39390639 is 3 × 1217 × 10789.
Since it has a total of 3 prime factors.
8 , 3 , 50 , 7 , 974 , 127 , 343 , 5582 , 23948 , 21445 , 709477 , 281034 , 4781979 , 3706407 , 13722568 , 6634874 , 451898492 , 68767673 , 8832833747 , 5349752647
n×2
78781278
n×3
118171917
n×4
157562556
n×5
196953195
n÷2
19695319.5
n÷3
13130213
n÷3
9847659.75
n÷5
7878127.8
n2
1551622440828321
n3
6.1119399430967E+22
n4
2.407532198882E+30
n5
9.4834231727039E+37
2 √n
6276.1962206419
3 √n
340.24964076563
4 √n
79.222447706707
5 √n
33.042934174415
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-39390638
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 39390639 can be divided by 8 positive divisors.
The sum of these divisors (counting 39390639) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010110010000110110101111
3
Ternary
2202010020210120
4
Quaternary
2112100312233
5
Quinary
40041000024
6
Senary
3524140023
8
Octal
226206657
10
Decimal
39390639
12
Duodecimal
11237613
16
Hexadecimal
2590daf
20
Vigesimal
c63gbj
36
Base36
nga0f
md5
400c66647ecc38824e1480319f3468af
sha1
2f4d1ce99863e98acd11dba28477fa798f53905f
sha256
9da1b9ea4e817a7bdc2b1035f121fda88a9d472e7ea3558a13a17fb4221da478
sha512
1d2e42f51838a22f09ccc06881d1168784a729b51e512ba978e3d93c8c6ebeb6758e43b3a25992460b364273f6fa86b38a45b7524fbb3e107725e3c188b5ea88
ripemd-160
bddeeb3dbb136876cce81c61a21ad6933bc74211
Diameter
78781278
Circumference
247498684.20522
Area
4.8745656612513E+15
Volume
2.5601634165886E+23
Surface area
1.9498262645005E+16
Circumference
247498684.20522
Perimeter
157562556
Area
1551622440828321
Diagonal
55706775.904343
Surface area
9309734644969926
Volume
6.1119399430967E+22
Space diagonal
68226588.090604
Perimeter
118171917
Area
6.7187222541967E+14
Altitude
34113294.045302
Surface area
6.7187222541967E+14
Volume
7.2029902999477E+21
Height
18568925.301448