40239905 is an odd 8-digits composite number following 40239904
and preceding 40239906 . In scientific notation, it is written as 4.0239905 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 31187520 positive integers (up to 40239905) that are relatively prime to 40239905.
40239905 has 16 divisors, whose sum is 49806144
The reverse of 40239905 is 50993204
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
forty million two hundred thirty-nine thousand nine hundred five
Scientific notation
4.0239905 × 10^7
Engineering notation
4.0239905 × 10^6
Prime Factorization
5 × 37 × 443 × 491
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
40239905
Product of the distinct prime numbers
The prime factorization of 40239905 is 5 × 37 × 443 × 491.
Since it has a total of 4 prime factors.
10 , 10 , 68 , 69 , 20 , 315 , 5230 , 3096 , 49131 , 40996 , 907641 , 339859 , 5461898 , 7007545 , 3061723 , 48042914 , 345170653 , 337422466 , 9567938759 , 9087001415
n×2
80479810
n×3
120719715
n×4
160959620
n×5
201199525
n÷2
20119952.5
n÷3
13413301.666667
n÷3
10059976.25
n÷5
8047981
n2
1619249954409025
n3
6.5158464336674E+22
n4
2.6219704148536E+30
n5
1.0550784040652E+38
2 √n
6343.493122878
3 √n
342.67754660622
4 √n
79.646049009841
5 √n
33.18420283903
1 , 5 , 37 , 185 , 443 , 491 , 2215 , 2455 , 16391 , 18167 , 81955 , 90835 , 217513 , 1087565 , 8047981 , 40239905
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
-40239904
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 40239905 can be divided by 16 positive divisors.
The sum of these divisors (counting 40239905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10011001100000001100100001
3
Ternary
2210201101202212
4
Quaternary
2121200030201
5
Quinary
40300134110
6
Senary
3554251505
8
Octal
231401441
10
Decimal
40239905
12
Duodecimal
11586b95
16
Hexadecimal
2660321
20
Vigesimal
cb9jf5
36
Base36
nyhb5
md5
84d15f51f458d544c9db4fd7a3428830
sha1
611826e712a82d57533d70b7533a15711c2a85ae
sha256
81c33b72cfcc8dfad6418b8b92637d5740fb7575ae293e689a2bcfbea01884d9
sha512
4dbd73d15d62e79e2b43f224613493dbc4cf24c02852d260676f227d5523468af192012bd2d310057fa23f85f01ea3c3cd23e3c5a25417da81dedc07b55f2dd1
ripemd-160
dc457dfc5ca619d10828182043e2ba8cd6103e6f
Diameter
80479810
Circumference
252834779.8583
Area
5.087023761097E+15
Volume
2.7293513717238E+23
Surface area
2.0348095044388E+16
Circumference
252834779.8583
Perimeter
160959620
Area
1619249954409025
Diagonal
56907819.399605
Surface area
9715499726454150
Volume
6.5158464336674E+22
Space diagonal
69697559.951745
Perimeter
120719715
Area
7.011557977975E+14
Altitude
34848779.975872
Surface area
7.011557977975E+14
Volume
7.6789986640273E+21
Height
18969273.133202