20212911 is an odd 8-digits composite number following 20212910
and preceding 20212912 . In scientific notation, it is written as 2.0212911 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 13417920 positive integers (up to 20212911) that are relatively prime to 20212911.
20212911 has 8 divisors, whose sum is 22554400
The reverse of 20212911 is 11921202
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million two hundred twelve thousand nine hundred eleven
Scientific notation
2.0212911 × 10^7
Engineering notation
2.0212911 × 10^6
Prime Factorization
9 × 241 × 9319
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20212911
Product of the distinct prime numbers
The prime factorization of 20212911 is 9 × 241 × 9319.
Since it has a total of 3 prime factors.
2 , 3 , 12 , 50 , 690 , 373 , 1733 , 7908 , 90515 , 82446 , 830232 , 400263 , 6021657 , 9327348 , 63206701 , 19927875 , 954576479 , 934864935 , 5309040362 , 1364108553
n×2
40425822
n×3
60638733
n×4
80851644
n×5
101064555
n÷2
10106455.5
n÷3
6737637
n÷3
5053227.75
n÷5
4042582.2
n2
408561771093921
n3
8.2582227171238E+21
n4
1.669227207994E+29
n5
3.3739940993962E+36
2 √n
4495.8771113099
3 √n
272.40157936039
4 √n
67.051302085119
5 √n
28.915171515971
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
-20212910
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 20212911 can be divided by 8 positive divisors.
The sum of these divisors (counting 20212911) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000110110010101111
3
Ternary
1102000220220100
4
Quaternary
1031012302233
5
Quinary
20133303121
6
Senary
2001122143
8
Octal
115066257
10
Decimal
20212911
12
Duodecimal
6929353
16
Hexadecimal
1346caf
20
Vigesimal
666c5b
36
Base36
c18dr
md5
a47e47bfc4b25db0c1c0b65e683f72ae
sha1
90181d790d3857e4be8aca26bddb7289630ca5e1
sha256
2ce69a26659926d685d9ba2a5954b5f10f939be80467699717f9d06e4e30ccd9
sha512
9bd69550105cd470ca1cb722a041cc022900eecd718a3d2874f220339efdf577739bf00426ebde6b6a97e3af16c91cbd96690d2a44d8ea7bedb7247cc97f0e41
ripemd-160
b023e039ad6f0a354b4de83d0af690234ab4f75a
Diameter
40425822
Circumference
127001465.41053
Area
1.2835346586063E+15
Volume
3.4591962426433E+22
Surface area
5.1341386344252E+15
Circumference
127001465.41053
Perimeter
80851644
Area
408561771093921
Diagonal
28585372.87124
Surface area
2451370626563526
Volume
8.2582227171238E+21
Space diagonal
35009788.820868
Perimeter
60638733
Area
1.7691243639125E+14
Altitude
17504894.410434
Surface area
1.7691243639125E+14
Volume
9.7324088063784E+20
Height
9528457.6237468