20542910 is an even 8-digits composite number following 20542909
and preceding 20542911 . In scientific notation, it is written as 2.0542910 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 16 positive divisors.
There are 7859808 positive integers (up to 20542910) that are relatively prime to 20542910.
20542910 has 16 divisors, whose sum is 38585376
The reverse of 20542910 is 01924502
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million five hundred forty-two thousand nine hundred ten
Scientific notation
2.0542910 × 10^7
Engineering notation
2.0542910 × 10^6
Prime Factorization
2 × 5 × 23 × 89317
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20542910
Product of the distinct prime numbers
The prime factorization of 20542910 is 2 × 5 × 23 × 89317.
Since it has a total of 4 prime factors.
1 , 10 , 25 , 43 , 613 , 92 , 4208 , 1053 , 25454 , 78224 , 371564 , 957443 , 3197112 , 4039244 , 32129610 , 70253317 , 111371519 , 923616709 , 9165162267 , 794001195
n×2
41085820
n×3
61628730
n×4
82171640
n×5
102714550
n÷2
10271455
n÷3
6847636.6666667
n÷3
5135727.5
n÷5
4108582
n2
422011151268100
n3
8.669337099497E+21
n4
1.7809341179463E+29
n5
3.65855693009E+36
2 √n
4532.4287087609
3 √n
273.87600726515
4 √n
67.323314748762
5 √n
29.008975596916
1 , 2 , 5 , 10 , 23 , 46 , 115 , 230 , 89317 , 178634 , 446585 , 893170 , 2054291 , 4108582 , 10271455 , 20542910
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20542909
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20542910 can be divided by 16 positive divisors.
The sum of these divisors (counting 20542910) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110010111010110111110
3
Ternary
1102122200120112
4
Quaternary
1032113112332
5
Quinary
20224333120
6
Senary
2012150022
8
Octal
116272676
10
Decimal
20542910
12
Duodecimal
6a68312
16
Hexadecimal
13975be
20
Vigesimal
687h5a
36
Base36
c8b0e
md5
d3a674bb6a4cb81f44c1dd1bbb03b0cb
sha1
ac7f7e1cab3192587fdffeef2147223e9d88e534
sha256
800e447c90821670fd53dd86294fbd584f315125e501eb7faa78ebd0b62fe762
sha512
2fcea955d656659b277a2fef4ffd42d83e74b5a94d0b1a934327fbc6949d7a37f9e5f4d8815fa72ee67b6dfaff9d5c27a3530921dd604b438383a2e8272cc94e
ripemd-160
4dbf57f80dcaec04ded8321662964eec37fb0ccb
Diameter
41085820
Circumference
129074910.27871
Area
1.3257871325568E+15
Volume
3.6314034324364E+22
Surface area
5.3031485302273E+15
Circumference
129074910.27871
Perimeter
82171640
Area
422011151268100
Diagonal
29052061.93261
Surface area
2532066907608600
Volume
8.669337099497E+21
Space diagonal
35581363.855315
Perimeter
61628730
Area
1.8273618883925E+14
Altitude
17790681.927657
Surface area
1.8273618883925E+14
Volume
1.0216911752411E+21
Height
9684020.6442033