20771284 is an even 8-digits composite number following 20771283
and preceding 20771285 . In scientific notation, it is written as 2.0771284 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 6 positive divisors.
There are 10385640 positive integers (up to 20771284) that are relatively prime to 20771284.
20771284 has 6 divisors, whose sum is 36349754
The reverse of 20771284 is 48217702
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million seven hundred seventy-one thousand two hundred eighty-four
Scientific notation
2.0771284 × 10^7
Engineering notation
2.0771284 × 10^6
Prime Factorization
2 × 2 × 5192821
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10385642
Product of the distinct prime numbers
The prime factorization of 20771284 is 2 × 2 × 5192821.
Since it has a total of 3 prime factors.
9 , 7 , 63 , 51 , 2 , 165 , 1677 , 8114 , 79547 , 93408 , 304160 , 974741 , 691403 , 3124074 , 7717783 , 19745080 , 245360341 , 613419847 , 8538916619 , 6533402147
n×2
41542568
n×3
62313852
n×4
83085136
n×5
103856420
n÷2
10385642
n÷3
6923761.3333333
n÷3
5192821
n÷5
4154256.8
n2
431446239008656
n3
8.9616923611807E+21
n4
1.8614585715471E+29
n5
3.866488464384E+36
2 √n
4557.5524133026
3 √n
274.8871559055
4 √n
67.509646816604
5 √n
29.073188810976
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20771283
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20771284 can be divided by 6 positive divisors.
The sum of these divisors (counting 20771284) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001111001111000111010100
3
Ternary
1110002021211211
4
Quaternary
1033033013110
5
Quinary
20304140114
6
Senary
2021111204
8
Octal
117170724
10
Decimal
20771284
12
Duodecimal
6b58504
16
Hexadecimal
13cf1d4
20
Vigesimal
69g844
36
Base36
cd784
md5
577d71ca10012a8bc5567d57b9a70228
sha1
61c4c78840f188ee47a3fea4ed55db0a3f77d3e3
sha256
8f680632398fca1ad951856f65fbe42de901296aa110846495d028fbd0843be0
sha512
7c3a6e52af3f85f857e246708ba5fe48b77d9b2fb882fab2ecdf972f4ba41c2cdc86d2c1b46f464c4eba984dca2ca2a7227574170f5a683746c9889cab8f1d51
ripemd-160
aac783fb7f5e6fc65a1be745d816530869adb9fe
Diameter
41542568
Circumference
130509826.44005
Area
1.3554283348885E+15
Volume
3.7538649180823E+22
Surface area
5.4217133395542E+15
Circumference
130509826.44005
Perimeter
83085136
Area
431446239008656
Diagonal
29375031.540703
Surface area
2588677434051936
Volume
8.9616923611807E+21
Space diagonal
35976919.226443
Perimeter
62313852
Area
1.8682170167437E+14
Altitude
17988459.613221
Surface area
1.8682170167437E+14
Volume
1.0561455732498E+21
Height
9791677.1802344