21240111 is an odd 8-digits composite number following 21240110
and preceding 21240112 . In scientific notation, it is written as 2.1240111 × 10^7.
The sum of its digits is 12. It has a total of 3 prime factors and 8 positive divisors.
There are 14126360 positive integers (up to 21240111) that are relatively prime to 21240111.
21240111 has 8 divisors, whose sum is 28387584
The reverse of 21240111 is 11104212
Previous prime number is 431
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 12
Digital Root 3
Name
twenty-one million two hundred forty thousand one hundred eleven
Scientific notation
2.1240111 × 10^7
Engineering notation
2.1240111 × 10^6
Prime Factorization
3 × 431 × 16427
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21240111
Product of the distinct prime numbers
The prime factorization of 21240111 is 3 × 431 × 16427.
Since it has a total of 3 prime factors.
7 , 9 , 54 , 20 , 933 , 19 , 3854 , 4380 , 27735 , 72651 , 758915 , 539734 , 1710779 , 8718929 , 19685248 , 44700357 , 809048254 , 391255552 , 4028085456 , 8895791971
n×2
42480222
n×3
63720333
n×4
84960444
n×5
106200555
n÷2
10620055.5
n÷3
7080037
n÷3
5310027.75
n÷5
4248022.2
n2
451142315292321
n3
9.5823128536059E+21
n4
2.0352938864732E+29
n5
4.3229868066311E+36
2 √n
4608.6994911797
3 √n
276.93994014712
4 √n
67.887403037527
5 √n
29.203261436347
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
-21240110
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 21240111 can be divided by 8 positive divisors.
The sum of these divisors (counting 21240111) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001000001100100101111
3
Ternary
1110222002221210
4
Quaternary
1101001210233
5
Quinary
20414140421
6
Senary
2035125503
8
Octal
121014457
10
Decimal
21240111
12
Duodecimal
7143893
16
Hexadecimal
144192f
20
Vigesimal
6cf05b
36
Base36
cn8z3
md5
b34f5720327d43b0f43fc6059e6cfb24
sha1
3217a32ee539960ded31ad15e7392fecae4fd712
sha256
3330bc50fe89f46451c5998e9fb3a98f2fa550b5fb07ef715c20815a6d42eaac
sha512
e48082401b2993cc80a0157ae0c05aefea792f60c81841a22a5bab3e8dcd57127bb0558552e7f42b293787bfb8678ce08bc8e2beedcb54731e91700b5c6ace52
ripemd-160
68b05f4a093aee789537873ca5cf092a5ac8e048
Diameter
42480222
Circumference
133455553.35806
Area
1.4173053834458E+15
Volume
4.0138298220383E+22
Surface area
5.6692215337834E+15
Circumference
133455553.35806
Perimeter
84960444
Area
451142315292321
Diagonal
30038053.04251
Surface area
2706853891753926
Volume
9.5823128536059E+21
Space diagonal
36788951.410403
Perimeter
63720333
Area
1.9535035288264E+14
Altitude
18394475.705201
Surface area
1.9535035288264E+14
Volume
1.129286399706E+21
Height
10012684.347503