20091668 is an even 8-digits composite number following 20091667
and preceding 20091669 . In scientific notation, it is written as 2.0091668 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 6 positive divisors.
There are 10045832 positive integers (up to 20091668) that are relatively prime to 20091668.
20091668 has 6 divisors, whose sum is 35160426
The reverse of 20091668 is 86619002
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million ninety-one thousand six hundred sixty-eight
Scientific notation
2.0091668 × 10^7
Engineering notation
2.0091668 × 10^6
Prime Factorization
2 × 2 × 5022917
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10045834
Product of the distinct prime numbers
The prime factorization of 20091668 is 2 × 2 × 5022917.
Since it has a total of 3 prime factors.
1 , 6 , 1 , 32 , 870 , 745 , 4712 , 556 , 85134 , 60293 , 777045 , 732133 , 8294192 , 3181952 , 82658507 , 49809494 , 291803941 , 23250995 , 5340231028 , 1640155895
n×2
40183336
n×3
60275004
n×4
80366672
n×5
100458340
n÷2
10045834
n÷3
6697222.6666667
n÷3
5022917
n÷5
4018333.6
n2
403675123022224
n3
8.1105065516217E+21
n4
1.6295360494701E+29
n5
3.2740097299984E+36
2 √n
4482.373032223
3 √n
271.85583839939
4 √n
66.9505267509
5 √n
28.880399641911
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20091667
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20091668 can be divided by 6 positive divisors.
The sum of these divisors (counting 20091668) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100101001001100010100
3
Ternary
1101210202120212
4
Quaternary
1030221030110
5
Quinary
20120413133
6
Senary
1554344552
8
Octal
114511424
10
Decimal
20091668
12
Duodecimal
688b158
16
Hexadecimal
1329314
20
Vigesimal
65b938
36
Base36
bymtw
md5
5669825f0542c661c7bba3687c3b6c9e
sha1
504b2010482e667a993318d50d123acadd1cfce5
sha256
434741f9a4d15c321e4cbb83377973ceb7d059452c3dd562ab2a049358a2bf14
sha512
8c83d8d4fbbc3980550522d9e96d0c8c466d99a9b8745ee103bc0a8a5b2c3c7a07276d806ceed049fc5572574b0d8e888fca81805aa904d647161b28c7e1882f
ripemd-160
ab4749e9ad2487c4be70b85b64e7c9247f62cd11
Diameter
40183336
Circumference
126239673.17433
Area
1.2681828009236E+15
Volume
3.3973210399289E+22
Surface area
5.0727312036943E+15
Circumference
126239673.17433
Perimeter
80366672
Area
403675123022224
Diagonal
28413909.376298
Surface area
2422050738133344
Volume
8.1105065516217E+21
Space diagonal
34799789.784806
Perimeter
60275004
Area
1.7479645570653E+14
Altitude
17399894.892403
Surface area
1.7479645570653E+14
Volume
9.5583236358494E+20
Height
9471303.1254325