20941745 is an odd 8-digits composite number following 20941744
and preceding 20941746 . In scientific notation, it is written as 2.0941745 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 15172800 positive integers (up to 20941745) that are relatively prime to 20941745.
20941745 has 8 divisors, whose sum is 21403200
The reverse of 20941745 is 54714902
Previous prime number is 349
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million nine hundred forty-one thousand seven hundred forty-five
Scientific notation
2.0941745 × 10^7
Engineering notation
2.0941745 × 10^6
Prime Factorization
55 × 349 × 1091
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20941745
Product of the distinct prime numbers
The prime factorization of 20941745 is 55 × 349 × 1091.
Since it has a total of 3 prime factors.
8 , 4 , 82 , 38 , 59 , 489 , 436 , 9480 , 87447 , 38076 , 294485 , 536683 , 7182814 , 7727935 , 8421103 , 27932032 , 457185455 , 177062397 , 2182362512 , 985988435
n×2
41883490
n×3
62825235
n×4
83766980
n×5
104708725
n÷2
10470872.5
n÷3
6980581.6666667
n÷3
5235436.25
n÷5
4188349
n2
438556683645025
n3
9.1841422369398E+21
n4
1.9233196476972E+29
n5
4.0277669615565E+36
2 √n
4576.2151391734
3 √n
275.63706847402
4 √n
67.647728263212
5 √n
29.120751169555
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
-20941744
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 20941745 can be divided by 8 positive divisors.
The sum of these divisors (counting 20941745) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111111000101110110001
3
Ternary
1110101221200012
4
Quaternary
1033320232301
5
Quinary
20330113440
6
Senary
2024504305
8
Octal
117705661
10
Decimal
20941745
12
Duodecimal
701b095
16
Hexadecimal
13f8bb1
20
Vigesimal
6ahe75
36
Base36
cgur5
md5
7c1a5653f3ecb6da3998da901a39b627
sha1
adb73a3193affd02dab85b3f2e16a41d0d8c50a0
sha256
1671a8af5c4fa86f38301c5121461190d9450f8ed53d922e2aaa59c820483007
sha512
4ebd8bbe65291e647e0b96ea7cdf9c3a288306d7e9b109324a09c2a8f1a1650e9466bb31e44992b0def790c61c8a67066ddfa1c5bab56b32e3e3bfe0ba14020f
ripemd-160
805c72cbcebc6e7648608547d9d7e4169690c558
Diameter
41883490
Circumference
131580864.4907
Area
1.3777664555219E+15
Volume
3.8470445041458E+22
Surface area
5.5110658220877E+15
Circumference
131580864.4907
Perimeter
83766980
Area
438556683645025
Diagonal
29616099.798759
Surface area
2631340101870150
Volume
9.1841422369398E+21
Space diagonal
36272166.339151
Perimeter
62825235
Area
1.8990061451802E+14
Altitude
18136083.169576
Surface area
1.8990061451802E+14
Volume
1.0823615425203E+21
Height
9872033.266253