64839906 is an even 8-digits composite number following 64839905
and preceding 64839907 . In scientific notation, it is written as 6.4839906 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 21613284 positive integers (up to 64839906) that are relatively prime to 64839906.
64839906 has 16 divisors, whose sum is 144088800
The reverse of 64839906 is 60993846
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-four million eight hundred thirty-nine thousand nine hundred six
Scientific notation
6.4839906 × 10^7
Engineering notation
6.4839906 × 10^6
Prime Factorization
2 × 9 × 3 × 1200739
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64839906
Product of the distinct prime numbers
The prime factorization of 64839906 is 2 × 9 × 3 × 1200739.
Since it has a total of 4 prime factors.
4 , 9 , 50 , 47 , 256 , 785 , 1227 , 1560 , 60250 , 63610 , 713402 , 163833 , 894764 , 1477642 , 85904340 , 87718282 , 671021983 , 316382076 , 991792351 , 5220445657
n×2
129679812
n×3
194519718
n×4
259359624
n×5
324199530
n÷2
32419953
n÷3
21613302
n÷3
16209976.5
n÷5
12967981.2
n2
4204213410088836
n3
2.726008023141E+23
n4
1.7675410397571E+31
n5
1.1460719486899E+39
2 √n
8052.3230188561
3 √n
401.74220495458
4 √n
89.73473696878
5 √n
36.50635521902
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 1200739 , 2401478 , 3602217 , 7204434 , 10806651 , 21613302 , 32419953 , 64839906
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64839905
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64839906 can be divided by 16 positive divisors.
The sum of these divisors (counting 64839906) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11110111010110000011100010
3
Ternary
11112000012122000
4
Quaternary
3313112003202
5
Quinary
113044334111
6
Senary
10233424430
8
Octal
367260342
10
Decimal
64839906
12
Duodecimal
1986b116
16
Hexadecimal
3dd60e2
20
Vigesimal
1054jf6
36
Base36
12lqsi
md5
3c594ebe0c74f3d2d0edb7bde34b7b8e
sha1
6f9b89e3997fd224db85d05b462a0485a10ea0dc
sha256
dc1537118f4952010c6a33f9f2653c1dff529d70fa14c6d8386fe81b7025ea63
sha512
1b0808b752487bbe616890bde0b361694433fc885c5c9b5c9d01c94a932ff2f7d820c4be91e5736c58318c644f889369b6778190f486f1372c57a80daeb8e023
ripemd-160
05e026bfa93c225ab8f2d258adb83c5aa08d7395
Diameter
129679812
Circumference
407401144.69811
Area
1.3207925963259E+16
Volume
1.1418675705502E+24
Surface area
5.2831703853035E+16
Circumference
407401144.69811
Perimeter
259359624
Area
4204213410088836
Diagonal
91697474.448197
Surface area
25225280460533016
Volume
2.726008023141E+23
Space diagonal
112306011.54999
Perimeter
194519718
Area
1.8204778080341E+15
Altitude
56153005.774995
Surface area
1.8204778080341E+15
Volume
3.2126312645532E+22
Height
30565824.816066