20308718 is an even 8-digits composite number following 20308717
and preceding 20308719 . In scientific notation, it is written as 2.0308718 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 10154358 positive integers (up to 20308718) that are relatively prime to 20308718.
20308718 has 4 divisors, whose sum is 30463080
The reverse of 20308718 is 81780302
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million three hundred eight thousand seven hundred eighteen
Scientific notation
2.0308718 × 10^7
Engineering notation
2.0308718 × 10^6
Prime Factorization
2 × 10154359
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20308718
Product of the distinct prime numbers
The prime factorization of 20308718 is 2 × 10154359.
Since it has a total of 2 prime factors.
9 , 10 , 59 , 78 , 566 , 885 , 2874 , 8547 , 4485 , 71715 , 173056 , 588631 , 2086647 , 1110066 , 20852518 , 45423120 , 364475578 , 109815868 , 3418840317 , 4971181637
n×2
40617436
n×3
60926154
n×4
81234872
n×5
101543590
n÷2
10154359
n÷3
6769572.6666667
n÷3
5077179.5
n÷5
4061743.6
n2
412444026803524
n3
8.3762094311372E+21
n4
1.7011007524591E+29
n5
3.4547175471279E+36
2 √n
4506.5194995695
3 √n
272.83128577415
4 √n
67.130615218166
5 √n
28.942530647001
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
-20308717
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 20308718 can be divided by 4 positive divisors.
The sum of these divisors (counting 20308718) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011110001011101110
3
Ternary
1102012210022202
4
Quaternary
1031132023232
5
Quinary
20144334333
6
Senary
2003141502
8
Octal
115361356
10
Decimal
20308718
12
Duodecimal
6974892
16
Hexadecimal
135e2ee
20
Vigesimal
66ibfi
36
Base36
c3ab2
md5
363c6b4d11977f977f4703a44b869b64
sha1
8178749d3367330655ba5d6e7367bb86c0a84d05
sha256
46c1a7df0d310d72747fe854f0b2e57dd34924697a98bdc132325311e2a0aba6
sha512
c6247bffe8f80375a1ce3329d261da33009adf73ca5633e19fab4cad99b7309f801371a5187d02d65f7182aedd0918e5927f2325d8cdba4489558fcf45e36059
ripemd-160
7ee2eac33869dcddf64a16fbbb984303c77c869f
Diameter
40617436
Circumference
127603438.54525
Area
1.2957311246229E+15
Volume
3.5086184018387E+22
Surface area
5.1829244984918E+15
Circumference
127603438.54525
Perimeter
81234872
Area
412444026803524
Diagonal
28720864.430011
Surface area
2474664160821144
Volume
8.3762094311372E+21
Space diagonal
35175731.412589
Perimeter
60926154
Area
1.785935024255E+14
Altitude
17587865.706294
Surface area
1.785935024255E+14
Volume
9.8714574823264E+20
Height
9573621.4766702