20771191 is an odd 8-digits composite number following 20771190
and preceding 20771192 . In scientific notation, it is written as 2.0771191 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 17774808 positive integers (up to 20771191) that are relatively prime to 20771191.
20771191 has 8 divisors, whose sum is 23777280
The reverse of 20771191 is 19117702
Previous prime number is 719
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million seven hundred seventy-one thousand one hundred ninety-one
Scientific notation
2.0771191 × 10^7
Engineering notation
2.0771191 × 10^6
Prime Factorization
7 × 719 × 4127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20771191
Product of the distinct prime numbers
The prime factorization of 20771191 is 7 × 719 × 4127.
Since it has a total of 3 prime factors.
8 , 3 , 70 , 9 , 903 , 739 , 1004 , 2030 , 43586 , 57587 , 196737 , 899733 , 1711576 , 5605948 , 12393905 , 27180916 , 484946114 , 809946586 , 5708462784 , 2708655682
n×2
41542382
n×3
62313573
n×4
83084764
n×5
103855955
n÷2
10385595.5
n÷3
6923730.3333333
n÷3
5192797.75
n÷5
4154238.2
n2
431442375558481
n3
8.9615719882189E+21
n4
1.8614252342755E+29
n5
3.8664019073355E+36
2 √n
4557.5422104463
3 √n
274.88674565091
4 √n
67.509571250648
5 √n
29.073162776847
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
-20771190
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 20771191 can be divided by 8 positive divisors.
The sum of these divisors (counting 20771191) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001111000101110111
3
Ternary
1110002021201101
4
Quaternary
1033033011313
5
Quinary
20304134231
6
Senary
2021110531
8
Octal
117170567
10
Decimal
20771191
12
Duodecimal
6b58447
16
Hexadecimal
13cf177
20
Vigesimal
69g7jb
36
Base36
cd75j
md5
35767b4189dde3a434fd668be33824a7
sha1
5ffce6f5f384e131045341280670cf435215341a
sha256
5fe32c8ae5ef9a315461bb881e7ee5c90bb8218e38c93383bd00f0517a6c55bf
sha512
a62c40b7a989947142b468a2ec51015d5702d5a22aa9a1df2a3efd0773be628d74755eef1acbb9544c2f53eee2578740a04f05c4c57458ae4f39bc1fab131951
ripemd-160
d55edc3a45756a42656dd6b89d3fbdcc9dbcede0
Diameter
41542382
Circumference
130509242.10382
Area
1.3554161975019E+15
Volume
3.753814496374E+22
Surface area
5.4216647900074E+15
Circumference
130509242.10382
Perimeter
83084764
Area
431442375558481
Diagonal
29374900.018842
Surface area
2588654253350886
Volume
8.9615719882189E+21
Space diagonal
35976758.145717
Perimeter
62313573
Area
1.8682002875138E+14
Altitude
17988379.072859
Surface area
1.8682002875138E+14
Volume
1.0561313871602E+21
Height
9791633.339614