21132655 is an odd 8-digits composite number following 21132654
and preceding 21132656 . In scientific notation, it is written as 2.1132655 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 15914880 positive integers (up to 21132655) that are relatively prime to 21132655.
21132655 has 8 divisors, whose sum is 21490560
The reverse of 21132655 is 55623112
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million one hundred thirty-two thousand six hundred fifty-five
Scientific notation
2.1132655 × 10^7
Engineering notation
2.1132655 × 10^6
Prime Factorization
95 × 181 × 1229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21132655
Product of the distinct prime numbers
The prime factorization of 21132655 is 95 × 181 × 1229.
Since it has a total of 3 prime factors.
6 , 4 , 13 , 46 , 532 , 531 , 6870 , 9220 , 39188 , 64657 , 18043 , 349626 , 7402299 , 1357072 , 45652215 , 15685890 , 347270317 , 249064233 , 7955266257 , 8186790509
n×2
42265310
n×3
63397965
n×4
84530620
n×5
105663275
n÷2
10566327.5
n÷3
7044218.3333333
n÷3
5283163.75
n÷5
4226531
n2
446589107349025
n3
9.4376135323649E+21
n4
1.994418308028E+29
n5
4.2147354029239E+36
2 √n
4597.0267565025
3 √n
276.47212739803
4 √n
67.801377246355
5 √n
29.173652972154
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
-21132654
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 21132655 can be divided by 8 positive divisors.
The sum of these divisors (counting 21132655) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100111010101101111
3
Ternary
1110202122112221
4
Quaternary
1100213111233
5
Quinary
20402221110
6
Senary
2032540211
8
Octal
120472557
10
Decimal
21132655
12
Duodecimal
70b1667
16
Hexadecimal
142756f
20
Vigesimal
6c1bcf
36
Base36
cky27
md5
582383bfcef52f40f87f78ff775bf510
sha1
28b25a661659d660f4c5aa50ecfc48e93e4ca4d4
sha256
9c6bef60b712b34759813df8fe0c28a44ee902a5297267baf612639abe7f3211
sha512
6a6b082502c361cd7113523d287373270f3115a1bc4b9cca16402b03dbce130ca66e09930832c77bf94c8490edb8c04f8a5c08d9023c5b5e1ae734420a562c6e
ripemd-160
0177fe67e11513923185eca800e7b0985fbc3c16
Diameter
42265310
Circumference
132780387.3977
Area
1.4030010588209E+15
Volume
3.953218312093E+22
Surface area
5.6120042352837E+15
Circumference
132780387.3977
Perimeter
84530620
Area
446589107349025
Diagonal
29886087.309952
Surface area
2679534644094150
Volume
9.4376135323649E+21
Space diagonal
36602832.158824
Perimeter
63397965
Area
1.9337875600884E+14
Altitude
18301416.079412
Surface area
1.9337875600884E+14
Volume
1.1122334211589E+21
Height
9962029.1033172