21131222 is an even 8-digits composite number following 21131221
and preceding 21131223 . In scientific notation, it is written as 2.1131222 × 10^7.
The sum of its digits is 14. It has a total of 4 prime factors and 16 positive divisors.
There are 9021888 positive integers (up to 21131222) that are relatively prime to 21131222.
21131222 has 16 divisors, whose sum is 36362400
The reverse of 21131222 is 22213112
Previous prime number is 277
Is Prime? no
Number parity even
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty-one million one hundred thirty-one thousand two hundred twenty-two
Scientific notation
2.1131222 × 10^7
Engineering notation
2.1131222 × 10^6
Prime Factorization
2 × 7 × 277 × 5449
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21131222
Product of the distinct prime numbers
The prime factorization of 21131222 is 2 × 7 × 277 × 5449.
Since it has a total of 4 prime factors.
9 , 2 , 61 , 86 , 825 , 422 , 1883 , 14 , 81010 , 28513 , 35820 , 947954 , 3388598 , 9304745 , 41405749 , 48678094 , 300292052 , 304875230 , 4007211809 , 4455575232
n×2
42262444
n×3
63393666
n×4
84524888
n×5
105656110
n÷2
10565611
n÷3
7043740.6666667
n÷3
5282805.5
n÷5
4226244.4
n2
446528543213284
n3
9.4356937759765E+21
n4
1.9938773990418E+29
n5
4.2133065959934E+36
2 √n
4596.8708922483
3 √n
276.46587808839
4 √n
67.800227818558
5 √n
29.173257309814
1 , 2 , 7 , 14 , 277 , 554 , 1939 , 3878 , 5449 , 10898 , 38143 , 76286 , 1509373 , 3018746 , 10565611 , 21131222
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21131221
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21131222 can be divided by 16 positive divisors.
The sum of these divisors (counting 21131222) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000100110111111010110
3
Ternary
1110202120120212
4
Quaternary
1100212333112
5
Quinary
20402144342
6
Senary
2032525422
8
Octal
120467726
10
Decimal
21131222
12
Duodecimal
70b0872
16
Hexadecimal
1426fd6
20
Vigesimal
6c1812
36
Base36
ckwye
md5
1144122575999dfdde8738dd2a5d25d2
sha1
83e1b25b6a7d31641bbf6cd5d0c7200add5b4853
sha256
2d98d58146979194e47f412783fc5bcc4fcfacc68817be3c10cc919614e67225
sha512
0ff1fd4e75859e108305fd8080fc2a2b8771b9465646e765acdebf436e5fc8a243ad92e0247fb1aa05776c86408df7e902508f966aaac9b375c99ee2b8c06353
ripemd-160
b5daa2c287e5a2670d4f8599bd163726509a075e
Diameter
42262444
Circumference
132771383.59315
Area
1.402810790977E+15
Volume
3.9524141664174E+22
Surface area
5.611243163908E+15
Circumference
132771383.59315
Perimeter
84524888
Area
446528543213284
Diagonal
29884060.741917
Surface area
2679171259279704
Volume
9.4356937759765E+21
Space diagonal
36600350.130017
Perimeter
63393666
Area
1.9335253096878E+14
Altitude
18300175.065009
Surface area
1.9335253096878E+14
Volume
1.1120071756988E+21
Height
9961353.5806389