20210971 is an odd 8-digits composite number following 20210970
and preceding 20210972 . In scientific notation, it is written as 2.0210971 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 18373600 positive integers (up to 20210971) that are relatively prime to 20210971.
20210971 has 4 divisors, whose sum is 22048344
The reverse of 20210971 is 17901202
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million two hundred ten thousand nine hundred seventy-one
Scientific notation
2.0210971 × 10^7
Engineering notation
2.0210971 × 10^6
Prime Factorization
11 × 1837361
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20210971
Product of the distinct prime numbers
The prime factorization of 20210971 is 11 × 1837361.
Since it has a total of 2 prime factors.
3 , 2 , 45 , 27 , 368 , 359 , 3928 , 6051 , 55329 , 54600 , 85288 , 461746 , 5464303 , 5116531 , 75611106 , 19207231 , 428233157 , 763280482 , 752310515 , 2583114177
n×2
40421942
n×3
60632913
n×4
80843884
n×5
101054855
n÷2
10105485.5
n÷3
6736990.3333333
n÷3
5052742.75
n÷5
4042194.2
n2
408483348762841
n3
8.2558451158287E+21
n4
1.668586462165E+29
n5
3.372375259781E+36
2 √n
4495.6613529046
3 √n
272.39286420515
4 √n
67.049693160406
5 √n
28.914616449098
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
-20210970
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 20210971 can be divided by 4 positive divisors.
The sum of these divisors (counting 20210971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000110010100011011
3
Ternary
1102000211020111
4
Quaternary
1031012110123
5
Quinary
20133222341
6
Senary
2001105151
8
Octal
115062433
10
Decimal
20210971
12
Duodecimal
69281b7
16
Hexadecimal
134651b
20
Vigesimal
66678b
36
Base36
c16vv
md5
940aaad8fd627cc114f4e7cb12270956
sha1
a30a0fedadb01f80bafa31427fa2c389d408ed80
sha256
9103178f3c3d3e26f5f0d28bc66578c2490630b5cef6ef2c1c37c9eafbf2d821
sha512
211fb9cfe4fc61ffa1ea09aedc80bc820e02d130578f1f7cae327f99bba4dbe4df235fc5ad089aae59d5ba759d6d19a659f694d1d65bc7740a0145840f096d3c
ripemd-160
1d5bef532c066859e45a2b70f666f996df756a04
Diameter
40421942
Circumference
126989276.03103
Area
1.2832882875871E+15
Volume
3.4582003153417E+22
Surface area
5.1331531503484E+15
Circumference
126989276.03103
Perimeter
80843884
Area
408483348762841
Diagonal
28582629.296929
Surface area
2450900092577046
Volume
8.2558451158287E+21
Space diagonal
35006428.642301
Perimeter
60632913
Area
1.7687847852578E+14
Altitude
17503214.321151
Surface area
1.7687847852578E+14
Volume
9.7296067763805E+20
Height
9527543.0989764