20211771 is an odd 8-digits composite number following 20211770
and preceding 20211772 . In scientific notation, it is written as 2.0211771 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 13474512 positive integers (up to 20211771) that are relatively prime to 20211771.
20211771 has 4 divisors, whose sum is 26949032
The reverse of 20211771 is 17711202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million two hundred eleven thousand seven hundred seventy-one
Scientific notation
2.0211771 × 10^7
Engineering notation
2.0211771 × 10^6
Prime Factorization
3 × 6737257
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20211771
Product of the distinct prime numbers
The prime factorization of 20211771 is 3 × 6737257.
Since it has a total of 2 prime factors.
10 , 7 , 6 , 54 , 738 , 229 , 6005 , 245 , 97783 , 64406 , 989681 , 412084 , 8615596 , 5252894 , 37720087 , 65018918 , 619983311 , 329470720 , 9234943866 , 843742886
n×2
40423542
n×3
60635313
n×4
80847084
n×5
101058855
n÷2
10105885.5
n÷3
6737257
n÷3
5052942.75
n÷5
4042354.2
n2
408515686956441
n3
8.2568255146713E+21
n4
1.6688506648949E+29
n5
3.3730427472054E+36
2 √n
4495.7503266974
3 √n
272.39645815117
4 √n
67.050356648548
5 √n
28.914845347818
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
-20211770
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 20211771 can be divided by 4 positive divisors.
The sum of these divisors (counting 20211771) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000110100000111011
3
Ternary
1102000212100010
4
Quaternary
1031012200323
5
Quinary
20133234041
6
Senary
2001113003
8
Octal
115064073
10
Decimal
20211771
12
Duodecimal
6928763
16
Hexadecimal
134683b
20
Vigesimal
66698b
36
Base36
c17i3
md5
6a2df3acc33c9caa309e04a10aad85f5
sha1
f64b0490e96e0dffbb1451578926616cf6363b4d
sha256
55e5a2bcb14918719c1fbcd12ae7cb3a5ac3db9ac611033c4e45b90aa826810f
sha512
e33fb08ebace09e0fdaee66740ee16b79b86bb11dc0f70c8faeb6b17c67e893e5ebff587c9c8116bc776a070c6de87d786585bf85ec1e88537d2a290aeff454c
ripemd-160
998ac1ecb51baf034bf2329ca7e54cf739f38c94
Diameter
40423542
Circumference
126994302.57928
Area
1.2833898810185E+15
Volume
3.4586109838485E+22
Surface area
5.1335595240742E+15
Circumference
126994302.57928
Perimeter
80847084
Area
408515686956441
Diagonal
28583760.667779
Surface area
2451094121738646
Volume
8.2568255146713E+21
Space diagonal
35007814.282947
Perimeter
60635313
Area
1.7689248137436E+14
Altitude
17503907.141474
Surface area
1.7689248137436E+14
Volume
9.7307621874969E+20
Height
9527920.2225931