20199845 is an odd 8-digits composite number following 20199844
and preceding 20199846 . In scientific notation, it is written as 2.0199845 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 15716160 positive integers (up to 20199845) that are relatively prime to 20199845.
20199845 has 8 divisors, whose sum is 20494656
The reverse of 20199845 is 54899102
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million one hundred ninety-nine thousand eight hundred forty-five
Scientific notation
2.0199845 × 10^7
Engineering notation
2.0199845 × 10^6
Prime Factorization
305 × 103 × 643
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20199845
Product of the distinct prime numbers
The prime factorization of 20199845 is 305 × 103 × 643.
Since it has a total of 3 prime factors.
8 , 1 , 3 , 24 , 868 , 256 , 5284 , 3554 , 85538 , 17334 , 736661 , 926864 , 802061 , 9199959 , 53878360 , 11595355 , 173489989 , 987576479 , 4322537695 , 1375310846
n×2
40399690
n×3
60599535
n×4
80799380
n×5
100999225
n÷2
10099922.5
n÷3
6733281.6666667
n÷3
5049961.25
n÷5
4039969
n2
408033738024025
n3
8.2422182628559E+21
n4
1.6649153136586E+29
n5
3.363103127403E+36
2 √n
4494.4237672921
3 √n
272.34287156677
4 √n
67.040463656601
5 √n
28.911432288532
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
-20199844
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 20199845 can be divided by 8 positive divisors.
The sum of these divisors (counting 20199845) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000011100110100101
3
Ternary
1102000020222102
4
Quaternary
1031003212211
5
Quinary
20132343340
6
Senary
2000541445
8
Octal
115034645
10
Decimal
20199845
12
Duodecimal
6921885
16
Hexadecimal
13439a5
20
Vigesimal
664jc5
36
Base36
c0yat
md5
8fb266782220a95ebbae507ac6265fb2
sha1
9bc27ccc64053ac81a69c61bd9b3fdaf30d9f98f
sha256
49edbd7c7183481e9393eb2cee1a5345d86646c64715bfcae2075c17aee21aca
sha512
41e356f229d18f7ea8b529bdd519600da75eb89b524b1d9d4b40488f62178d2f5403514e4bb70bcc09d50f701cfe7801b22e76e402d97662ea950700ea90b277
ripemd-160
a6ae3553453c45a472a36c63197a5f59d7266fe5
Diameter
40399690
Circumference
126919369.31131
Area
1.2818757937931E+15
Volume
3.4524923125162E+22
Surface area
5.1275031751722E+15
Circumference
126919369.31131
Perimeter
80799380
Area
408033738024025
Diagonal
28566894.756834
Surface area
2448202428144150
Volume
8.2422182628559E+21
Space diagonal
34987157.845016
Perimeter
60599535
Area
1.7668379136497E+14
Altitude
17493578.922508
Surface area
1.7668379136497E+14
Volume
9.7135473761417E+20
Height
9522298.2522781