20293991 is an odd 8-digits composite number following 20293990
and preceding 20293992 . In scientific notation, it is written as 2.0293991 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 20280312 positive integers (up to 20293991) that are relatively prime to 20293991.
20293991 has 4 divisors, whose sum is 20307672
The reverse of 20293991 is 19939202
Previous prime number is 1693
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million two hundred ninety-three thousand nine hundred ninety-one
Scientific notation
2.0293991 × 10^7
Engineering notation
2.0293991 × 10^6
Prime Factorization
1693 × 11987
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20293991
Product of the distinct prime numbers
The prime factorization of 20293991 is 1693 × 11987.
Since it has a total of 2 prime factors.
8 , 1 , 99 , 100 , 613 , 408 , 1148 , 9880 , 79922 , 25436 , 921439 , 15175 , 4573809 , 1209475 , 30841238 , 99570712 , 516551084 , 652450466 , 5701014660 , 5170517629
n×2
40587982
n×3
60881973
n×4
81175964
n×5
101469955
n÷2
10146995.5
n÷3
6764663.6666667
n÷3
5073497.75
n÷5
4058798.2
n2
411846070708081
n3
8.3580004523352E+21
n4
1.6961718595769E+29
n5
3.4422096452706E+36
2 √n
4504.885237162
3 √n
272.76532136156
4 √n
67.118441855886
5 √n
28.938331855744
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
-20293990
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 20293991 can be divided by 4 positive divisors.
The sum of these divisors (counting 20293991) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011010100101100111
3
Ternary
1102012001010022
4
Quaternary
1031122211213
5
Quinary
20143401431
6
Senary
2002545355
8
Octal
115324547
10
Decimal
20293991
12
Duodecimal
696825b
16
Hexadecimal
135a967
20
Vigesimal
66gejb
36
Base36
c2yxz
md5
929e5531e2d67589c72d8f5d4417b0f9
sha1
e7213de8ad04c721c2a3bfc228b8b397f839ac8c
sha256
a20e098f5d151a1fc3ff5d7c2a9dfb9935cbd9877f268e9e058dd087db745f31
sha512
21384df92a98d8945de6aee937462f3d0042ebc1db577b18dcdacdd4c26411cbdfca2585457407ee0e99a3a687911b69f9ecea7a73bb0c571eb562bfee3598ab
ripemd-160
2702823df4eaee94ae4dfa7e1f605e3db9f9a448
Diameter
40587982
Circumference
127510906.07523
Area
1.2938525901463E+15
Volume
3.5009910426342E+22
Surface area
5.1754103605853E+15
Circumference
127510906.07523
Perimeter
81175964
Area
411846070708081
Diagonal
28700037.306878
Surface area
2471076424248486
Volume
8.3580004523352E+21
Space diagonal
35150223.500346
Perimeter
60881973
Area
1.78334579841E+14
Altitude
17575111.750173
Surface area
1.78334579841E+14
Volume
9.8499979950107E+20
Height
9566679.1022925