21553625 is an odd 8-digits composite number following 21553624
and preceding 21553626 . In scientific notation, it is written as 2.1553625 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 17152000 positive integers (up to 21553625) that are relatively prime to 21553625.
21553625 has 8 divisors, whose sum is 22506120
The reverse of 21553625 is 52635512
Previous prime number is 3205
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million five hundred fifty-three thousand six hundred twenty-five
Scientific notation
2.1553625 × 10^7
Engineering notation
2.1553625 × 10^6
Prime Factorization
25 × 3205 × 269
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21553625
Product of the distinct prime numbers
The prime factorization of 21553625 is 25 × 3205 × 269.
Since it has a total of 3 prime factors.
8 , 5 , 23 , 67 , 649 , 666 , 8887 , 5324 , 34178 , 35173 , 769491 , 360449 , 3035635 , 6186202 , 60034503 , 88173829 , 859389715 , 175559642 , 6622009335 , 3399650787
n×2
43107250
n×3
64660875
n×4
86214500
n×5
107768125
n÷2
10776812.5
n÷3
7184541.6666667
n÷3
5388406.25
n÷5
4310725
n2
464558750640625
n3
1.0012925101777E+22
n4
2.1581483279678E+29
n5
4.6515919755395E+36
2 √n
4642.5881790226
3 √n
278.29587824326
4 √n
68.136540703374
5 √n
29.288967660666
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
-21553624
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 21553625 can be divided by 8 positive divisors.
The sum of these divisors (counting 21553625) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001110000111011001
3
Ternary
1111120001000102
4
Quaternary
1102032013121
5
Quinary
21004204000
6
Senary
2045545145
8
Octal
122160731
10
Decimal
21553625
12
Duodecimal
72751b5
16
Hexadecimal
148e1d9
20
Vigesimal
6ee415
36
Base36
ctyvt
md5
aea63174d020cb77921cef161e60ad03
sha1
a834b7b1b433825b66f3ea4b5f08f35548f4398c
sha256
7b5586b7f4ef9e1b0d2de60ca513826987950b6372e0f85695e4af0cc5688aaa
sha512
d3d5b43234e492106de65437b4559f3fa97dad09705f9c57e37e84cf92956dceed945ecef7ce92fd1c63557789b1d36d2dcec3be4e22dbb1e133fda386829450
ripemd-160
af095c12e0093b40ce0da02d71d89cbc4622b98b
Diameter
43107250
Circumference
135425419.91646
Area
1.4594543581734E+15
Volume
4.1942042587581E+22
Surface area
5.8378174326938E+15
Circumference
135425419.91646
Perimeter
86214500
Area
464558750640625
Diagonal
30481428.793304
Surface area
2787352503843750
Volume
1.0012925101777E+22
Space diagonal
37331973.587287
Perimeter
64660875
Area
2.0115983980257E+14
Altitude
18665986.793643
Surface area
2.0115983980257E+14
Volume
1.1800345398299E+21
Height
10160476.264435