21032555 is an odd 8-digits composite number following 21032554
and preceding 21032556 . In scientific notation, it is written as 2.1032555 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 16826040 positive integers (up to 21032555) that are relatively prime to 21032555.
21032555 has 4 divisors, whose sum is 25239072
The reverse of 21032555 is 55523012
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million thirty-two thousand five hundred fifty-five
Scientific notation
2.1032555 × 10^7
Engineering notation
2.1032555 × 10^6
Prime Factorization
5 × 4206511
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21032555
Product of the distinct prime numbers
The prime factorization of 21032555 is 5 × 4206511.
Since it has a total of 2 prime factors.
10 , 7 , 12 , 51 , 770 , 3 , 2075 , 1332 , 60648 , 47688 , 300514 , 942585 , 3300007 , 8516396 , 4525141 , 43138558 , 877688982 , 294552681 , 3655019464 , 7563838290
n×2
42065110
n×3
63097665
n×4
84130220
n×5
105162775
n÷2
10516277.5
n÷3
7010851.6666667
n÷3
5258138.75
n÷5
4206511
n2
442368369828025
n3
9.3041370686683E+21
n4
1.956897746243E+29
n5
4.1158559477233E+36
2 √n
4586.1263611026
3 √n
276.03491034292
4 √n
67.720944774143
5 √n
29.145962826322
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21032554
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21032555 can be divided by 4 positive divisors.
The sum of these divisors (counting 21032555) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001110111001101011
3
Ternary
1110120120020112
4
Quaternary
1100032321223
5
Quinary
20341020210
6
Senary
2030444535
8
Octal
120167153
10
Decimal
21032555
12
Duodecimal
706374b
16
Hexadecimal
140ee6b
20
Vigesimal
6b917f
36
Base36
cistn
md5
28ced3d3e7da20346f0fca9bf82a60fc
sha1
e02ec59d4428170be86427e35cb1e31fe8f664b5
sha256
db897a6b15f0c01a3c7449669b36eda0bafbd4e3695add9c1f393eb1393f0fba
sha512
b77173d793dd34f47d040b0a0077da693b3e0f539fd6bb34204834f295d0665a8706be39693b7766fe5f11d41a0a1ff5eaf0e8602a9d5732a7f3063384acf2a8
ripemd-160
44dd685a8008c63b688db62f7f4830a99e761f37
Diameter
42065110
Circumference
132151440.54845
Area
1.3897412208322E+15
Volume
3.8973078217228E+22
Surface area
5.5589648833289E+15
Circumference
132151440.54845
Perimeter
84130220
Area
442368369828025
Diagonal
29744524.532358
Surface area
2654210218968150
Volume
9.3041370686683E+21
Space diagonal
36429453.872987
Perimeter
63097665
Area
1.9155112305089E+14
Altitude
18214726.936493
Surface area
1.9155112305089E+14
Volume
1.0965030690574E+21
Height
9914841.510786