21125969 is an odd 8-digits prime number following 21125968
and preceding 21125970 . In scientific notation, it is written as 2.1125969 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 21125968 positive integers (up to 21125969) that are relatively prime to 21125969.
21125969 has 2 divisors, whose sum is 21125970
The reverse of 21125969 is 96952112
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million one hundred twenty-five thousand nine hundred sixty-nine
Scientific notation
2.1125969 × 10^7
Engineering notation
2.1125969 × 10^6
Prime Factorization
21125969
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21125969
Product of the distinct prime numbers
The prime factorization of 21125969 is 21125969.
Since it has a total of 1 prime factors.
8 , 5 , 3 , 58 , 842 , 482 , 3380 , 7707 , 48926 , 13794 , 307326 , 681486 , 3595604 , 4834863 , 94375263 , 50288881 , 954674744 , 896724444 , 2303225829 , 8501870032
n×2
42251938
n×3
63377907
n×4
84503876
n×5
105629845
n÷2
10562984.5
n÷3
7041989.6666667
n÷3
5281492.25
n÷5
4225193.8
n2
446306566188961
n3
9.4286586818044E+21
n4
1.9918955102338E+29
n5
4.2080722800439E+36
2 √n
4596.299489807
3 √n
276.44296735131
4 √n
67.79601381945
5 √n
29.171806732453
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21125970
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10562985
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4596.2995985902
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999053298
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21125969 can be divided by 2 positive divisors.
The sum of these divisors (counting 21125969) is 21125970, the average is 10562985.
Base
System
Value
2
Binary
1010000100101101101010001
3
Ternary
1110202022101022
4
Quaternary
1100211231101
5
Quinary
20402012334
6
Senary
2032445225
8
Octal
120455521
10
Decimal
21125969
12
Duodecimal
70a9815
16
Hexadecimal
1425b51
20
Vigesimal
6c0ei9
36
Base36
ckswh
md5
5b1321b1df8ad74c5971bf67cdb4a41c
sha1
6a3c3b0e50e0fd10fa53c7850f5df0f9cf3d9702
sha256
787e302f19d59308a536edec91747b517f9c8a579eda0dc9e942fbaf662e12ba
sha512
19962dcf23cb3e8fc6dac51be4854a1527c762f4efd85cddbdb5c7014aa382437c0556d8ea404dbca0fb45cddc47ab091b67f2573ea342db3c8826e6f0e14e46
ripemd-160
41079e610fa0401bc2aa7eff8a273f91bcca6219
Diameter
42251938
Circumference
132738378.02073
Area
1.4021134295881E+15
Volume
3.9494673130617E+22
Surface area
5.6084537183525E+15
Circumference
132738378.02073
Perimeter
84503876
Area
446306566188961
Diagonal
29876631.878074
Surface area
2677839397133766
Volume
9.4286586818044E+21
Space diagonal
36591251.667125
Perimeter
63377907
Area
1.9325641209772E+14
Altitude
18295625.833563
Surface area
1.9325641209772E+14
Volume
1.1111780818996E+21
Height
9958877.2926912