20771471 is an odd 8-digits composite number following 20771470
and preceding 20771472 . In scientific notation, it is written as 2.0771471 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 17804112 positive integers (up to 20771471) that are relatively prime to 20771471.
20771471 has 4 divisors, whose sum is 23738832
The reverse of 20771471 is 17417702
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million seven hundred seventy-one thousand four hundred seventy-one
Scientific notation
2.0771471 × 10^7
Engineering notation
2.0771471 × 10^6
Prime Factorization
7 × 2967353
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20771471
Product of the distinct prime numbers
The prime factorization of 20771471 is 7 × 2967353.
Since it has a total of 2 prime factors.
8 , 8 , 91 , 46 , 198 , 56 , 8354 , 4127 , 17872 , 83159 , 290790 , 459567 , 759418 , 4589123 , 50288209 , 62111430 , 297192633 , 575043303 , 3337100718 , 8913517201
n×2
41542942
n×3
62314413
n×4
83085884
n×5
103857355
n÷2
10385735.5
n÷3
6923823.6666667
n÷3
5192867.75
n÷5
4154294.2
n2
431454007503841
n3
8.9619344046998E+21
n4
1.8615256059112E+29
n5
3.8666625138943E+36
2 √n
4557.572928654
3 √n
274.88798082231
4 √n
67.509798760284
5 √n
29.073241158888
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
-20771470
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 20771471 can be divided by 4 positive divisors.
The sum of these divisors (counting 20771471) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001111001010001111
3
Ternary
1110002022002202
4
Quaternary
1033033022033
5
Quinary
20304141341
6
Senary
2021112115
8
Octal
117171217
10
Decimal
20771471
12
Duodecimal
6b5863b
16
Hexadecimal
13cf28f
20
Vigesimal
69g8db
36
Base36
cd7db
md5
5a6fcc4651402049575e74e753c9d4ef
sha1
0fef8106d0e478bee7009db69a4810d01a0e3cea
sha256
af5e3fe3015c58d31d780ca4b780c9d70e96153a1ecad4fc7066228b284b3a78
sha512
d770287b8aa3768182f662bca2952ab085b4619cb18db73f5c59f8fca8dec4af24ab28fbe1de197c5f3376212dca284f06dc23f0231f7a0895c5d5388c7188ae
ripemd-160
c30f476cb6f80f46367cf26efa283fb846da4a23
Diameter
41542942
Circumference
130511001.39571
Area
1.3554527403359E+15
Volume
3.7539663050345E+22
Surface area
5.4218109613438E+15
Circumference
130511001.39571
Perimeter
83085884
Area
431454007503841
Diagonal
29375295.998639
Surface area
2588724045023046
Volume
8.9619344046998E+21
Space diagonal
35977243.119944
Perimeter
62314413
Area
1.8682506553146E+14
Altitude
17988621.559972
Surface area
1.8682506553146E+14
Volume
1.056174098352E+21
Height
9791765.3328798