21553375 is an odd 8-digits composite number following 21553374
and preceding 21553376 . In scientific notation, it is written as 2.1553375 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 17242600 positive integers (up to 21553375) that are relatively prime to 21553375.
21553375 has 8 divisors, whose sum is 26898768
The reverse of 21553375 is 57335512
Previous prime number is 5
Is Prime? no Number parity odd Number length 8 Sum of Digits 31 Digital Root 4
Name
twenty-one million five hundred fifty-three thousand three hundred seventy-five
Scientific notation
2.1553375 × 10^7
Engineering notation
2.1553375 × 10^6
Prime Factorization
25 × 5 × 172427
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
21553375 Product of the distinct prime numbers
The prime factorization of 21553375 is 25 × 5 × 172427.
Since it has a total of 3 prime factors.
4 , 1 , 96 , 3 , 721 , 542 , 986 , 4419 , 65114 , 6320 , 902543 , 576621 , 857924 , 6476717 , 11212954 , 91451632 , 367725835 , 373529789 , 8119929880 , 9637256562
n×2
43106750
n×3
64660125
n×4
86213500
n×5
107766875
n÷2
10776687.5
n÷3
7184458.3333333
n÷3
5388343.75
n÷5
4310675
n2
464547973890625
n3
1.0012576686755E+22
n4
2.1580482004588E+29
n5
4.6513222132565E+36
2 √n4642.5612543078
3 √n278.2948022566
4 √n68.136343123973
5 √n29.288899715938
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
-21553374 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 21553375 can be divided by 8 positive divisors.
The sum of these divisors (counting 21553375) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010001110000011011111
3
Ternary
1111120000200011
4
Quaternary
1102032003133
5
Quinary
21004202000
6
Senary
2045544051
8
Octal
122160337
10
Decimal
21553375
12
Duodecimal
7275027
16
Hexadecimal
148e0df
20
Vigesimal
6ee38f
36
Base36
ctyov
md5
b756efc7a952be86eb0ac1b0c6a35583
sha1
52a817e3fff340e9233f534c41b674ab6672b77c
sha256
ac2a769202288a8b42a90faaf6ee4c95ae64ea5d0cd36a00e8ea23924c52c1a8
sha512
8623a8a11297eef157f9e40fc7c0a5e62b3d213a4dded0d9818ef9e96201ad2808dedc953e9cb9740d191d259a97d52e4c3f7f57fe5fc2ca02cf0cee0c5905b4
ripemd-160
a8e5d5ecf29162cb2ae4527fb5ee43cc4d9f2bf7
Diameter
43106750
Circumference
135423849.12013
Area
1.4594205020148E+15
Volume
4.1940583150151E+22
Surface area
5.8376820080592E+15
Circumference
135423849.12013
Perimeter
86213500
Area
464547973890625
Diagonal
30481075.239913
Surface area
2787287843343750
Volume
1.0012576686755E+22
Space diagonal
37331540.574585
Perimeter
64660125
Area
2.0115517333294E+14
Altitude
18665770.287292
Surface area
2.0115517333294E+14
Volume
1.1799934787258E+21
Height
10160358.413304