20761641 is an odd 8-digits composite number following 20761640
and preceding 20761642 . In scientific notation, it is written as 2.0761641 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13026816 positive integers (up to 20761641) that are relatively prime to 20761641.
20761641 has 8 divisors, whose sum is 24425640
The reverse of 20761641 is 14616702
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million seven hundred sixty-one thousand six hundred forty-one
Scientific notation
2.0761641 × 10^7
Engineering notation
2.0761641 × 10^6
Prime Factorization
9 × 17 × 135697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20761641
Product of the distinct prime numbers
The prime factorization of 20761641 is 9 × 17 × 135697.
Since it has a total of 3 prime factors.
6 , 5 , 61 , 18 , 489 , 905 , 1340 , 8631 , 18213 , 97279 , 281424 , 743857 , 7183699 , 8348774 , 71416912 , 77478534 , 92774286 , 116285560 , 4855462183 , 2078711223
n×2
41523282
n×3
62284923
n×4
83046564
n×5
103808205
n÷2
10380820.5
n÷3
6920547
n÷3
5190410.25
n÷5
4152328.2
n2
431045737012881
n3
8.9492168464418E+21
n4
1.8580042739698E+29
n5
3.8575217712626E+36
2 √n
4556.4943761624
3 √n
274.84461083625
4 √n
67.501810169524
5 √n
29.070488883178
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
-20761640
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 20761641 can be divided by 8 positive divisors.
The sum of these divisors (counting 20761641) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001100110000101001
3
Ternary
1110001210121200
4
Quaternary
1033030300221
5
Quinary
20303333031
6
Senary
2020554413
8
Octal
117146051
10
Decimal
20761641
12
Duodecimal
6b52a09
16
Hexadecimal
13ccc29
20
Vigesimal
69f421
36
Base36
cczs9
md5
3414778ee44d531d9d6edf9c71d2595c
sha1
0888ca25b124e694f268d21e93d480b812e67334
sha256
dc4a7b108f4b38f46a83f86a214ff5f7ecd9c5e8e016edf918a45b830867481c
sha512
feba0d3d42a278d4ad72c95e53ad941ae8b963c18e7c4a708d5d7005bdd1f1e31a8cc81f08f471d68e979ad7890a3b5905f74574e229a00ca1aae78e72ae8527
ripemd-160
5d131d790e5de45c6e9fd5bd0cdd2eddc20f4f6b
Diameter
41523282
Circumference
130449237.68414
Area
1.3541701207609E+15
Volume
3.7486391866885E+22
Surface area
5.4166804830435E+15
Circumference
130449237.68414
Perimeter
83046564
Area
431045737012881
Diagonal
29361394.279321
Surface area
2586274422077286
Volume
8.9492168464418E+21
Space diagonal
35960217.060505
Perimeter
62284923
Area
1.8664827922307E+14
Altitude
17980108.530253
Surface area
1.8664827922307E+14
Volume
1.054675319738E+21
Height
9787131.4264404