20938049 is an odd 8-digits composite number following 20938048
and preceding 20938050 . In scientific notation, it is written as 2.0938049 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 19034580 positive integers (up to 20938049) that are relatively prime to 20938049.
20938049 has 4 divisors, whose sum is 22841520
The reverse of 20938049 is 94083902
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million nine hundred thirty-eight thousand forty-nine
Scientific notation
2.0938049 × 10^7
Engineering notation
2.0938049 × 10^6
Prime Factorization
11 × 1903459
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20938049
Product of the distinct prime numbers
The prime factorization of 20938049 is 11 × 1903459.
Since it has a total of 2 prime factors.
4 , 2 , 36 , 78 , 172 , 497 , 5500 , 6547 , 54966 , 23286 , 404354 , 14298 , 9915877 , 1913105 , 35448941 , 20409060 , 587878531 , 374599334 , 3912061489 , 3813177805
n×2
41876098
n×3
62814147
n×4
83752196
n×5
104690245
n÷2
10469024.5
n÷3
6979349.6666667
n÷3
5234512.25
n÷5
4187609.8
n2
438401895926401
n3
9.1792803785999E+21
n4
1.9219622235186E+29
n5
4.0242139212182E+36
2 √n
4575.811294186
3 √n
275.62085182884
4 √n
67.644743285683
5 √n
29.119723195092
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
-20938048
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 20938049 can be divided by 4 positive divisors.
The sum of these divisors (counting 20938049) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111110111110101000001
3
Ternary
1110101202121022
4
Quaternary
1033313311001
5
Quinary
20330004144
6
Senary
2024435225
8
Octal
117676501
10
Decimal
20938049
12
Duodecimal
7018b15
16
Hexadecimal
13f7d41
20
Vigesimal
6ah529
36
Base36
cgrwh
md5
4607bc5a43cc37ec7a7364ed3e3800a4
sha1
e81f6a918ace22d84a306211836df6f87a8d51cd
sha256
119395cef3cf4fb91740176cf54187e33420189a9b483d4ac52f0fd8459abe8b
sha512
b4feb2bd6df16b5bafc668081f890b44d072be6f1a326350287de8acb8d4d5a0b4335b316ce32be82b37c9908dd572c8dfcbbc5220ed5f7169038e9fc43cecf9
ripemd-160
3f3e38f1a429561c412d4aaea1c7b15c8b14c30e
Diameter
41876098
Circumference
131557641.83781
Area
1.3772801755622E+15
Volume
3.8450079736867E+22
Surface area
5.5091207022489E+15
Circumference
131557641.83781
Perimeter
83752196
Area
438401895926401
Diagonal
29610872.865432
Surface area
2630411375558406
Volume
9.1792803785999E+21
Space diagonal
36265764.679367
Perimeter
62814147
Area
1.8983358946976E+14
Altitude
18132882.339683
Surface area
1.8983358946976E+14
Volume
1.0817885670201E+21
Height
9870290.9551441