20941388 is an even 8-digits composite number following 20941387
and preceding 20941389 . In scientific notation, it is written as 2.0941388 × 10^7.
The sum of its digits is 35. It has a total of 5 prime factors and 24 positive divisors.
There are 9621504 positive integers (up to 20941388) that are relatively prime to 20941388.
20941388 has 24 divisors, whose sum is 39645312
The reverse of 20941388 is 88314902
Previous prime number is 257
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million nine hundred forty-one thousand three hundred eighty-eight
Scientific notation
2.0941388 × 10^7
Engineering notation
2.0941388 × 10^6
Prime Factorization
2 × 2 × 13 × 257 × 1567
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10470694
Product of the distinct prime numbers
The prime factorization of 20941388 is 2 × 2 × 13 × 257 × 1567.
Since it has a total of 5 prime factors.
4 , 4 , 26 , 76 , 617 , 227 , 4217 , 1985 , 66692 , 42271 , 70062 , 768543 , 7964269 , 9904905 , 50140969 , 88577182 , 172090573 , 746276145 , 3120823911 , 5850114520
n×2
41882776
n×3
62824164
n×4
83765552
n×5
104706940
n÷2
10470694
n÷3
6980462.6666667
n÷3
5235347
n÷5
4188277.6
n2
438541731366544
n3
9.1836725507386E+21
n4
1.9231885014997E+29
n5
4.0274236607043E+36
2 √n
4576.1761329739
3 √n
275.63550217677
4 √n
67.647439958759
5 √n
29.1206518829
1 , 2 , 4 , 13 , 26 , 52 , 257 , 514 , 1028 , 1567 , 3134 , 3341 , 6268 , 6682 , 13364 , 20371 , 40742 , 81484 , 402719 , 805438 , 1610876 , 5235347 , 10470694 , 20941388
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20941387
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20941388 can be divided by 24 positive divisors.
The sum of these divisors (counting 20941388) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001111111000101001001100
3
Ternary
1110101221011222
4
Quaternary
1033320221030
5
Quinary
20330111023
6
Senary
2024502512
8
Octal
117705114
10
Decimal
20941388
12
Duodecimal
701aa38
16
Hexadecimal
13f8a4c
20
Vigesimal
6ahd98
36
Base36
cguh8
md5
af588c1cc621349faab8533d7d540d3f
sha1
8a01fae69554c3f35153113b7334602bef6ae3b8
sha256
8124c64dc514b8b96a4133b561687035393c6409796b2db06340ec7fceebc646
sha512
3aec6fae73be3c730ff50d9ed3b0aa40f6a2bd4d946c141d24530b7f3d222aa1e2d11c036bbe9addbe4ccbcadd573f421e37894889ceeabb3757861b884cd674
ripemd-160
023ce15fc023b7bfc2a2764a6762e2e99aaaf5a1
Diameter
41882776
Circumference
131578621.39355
Area
1.3777194815537E+15
Volume
3.8468477624499E+22
Surface area
5.5108779262147E+15
Circumference
131578621.39355
Perimeter
83765552
Area
438541731366544
Diagonal
29615594.924517
Surface area
2631250388199264
Volume
9.1836725507386E+21
Space diagonal
36271547.997013
Perimeter
62824164
Area
1.8989413999152E+14
Altitude
18135773.998507
Surface area
1.8989413999152E+14
Volume
1.0823061894707E+21
Height
9871864.9748391