21132875 is an odd 8-digits composite number following 21132874
and preceding 21132876 . In scientific notation, it is written as 2.1132875 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 8 positive divisors.
There are 16906200 positive integers (up to 21132875) that are relatively prime to 21132875.
21132875 has 8 divisors, whose sum is 26373984
The reverse of 21132875 is 57823112
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million one hundred thirty-two thousand eight hundred seventy-five
Scientific notation
2.1132875 × 10^7
Engineering notation
2.1132875 × 10^6
Prime Factorization
5 × 5 × 5 × 169063
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
845315
Product of the distinct prime numbers
The prime factorization of 21132875 is 5 × 5 × 5 × 169063.
Since it has a total of 4 prime factors.
5 , 4 , 75 , 73 , 486 , 895 , 4066 , 6844 , 43368 , 51821 , 340250 , 88382 , 5515650 , 4664701 , 85542614 , 44288536 , 413655277 , 511967321 , 2302592001 , 8716587467
n×2
42265750
n×3
63398625
n×4
84531500
n×5
105664375
n÷2
10566437.5
n÷3
7044291.6666667
n÷3
5283218.75
n÷5
4226575
n2
446598405765625
n3
9.4379082842442E+21
n4
1.994501360324E+29
n5
4.2149547935057E+36
2 √n
4597.0506849501
3 √n
276.4730867925
4 √n
67.801553706018
5 √n
29.173713713949
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
-21132874
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 21132875 can be divided by 8 positive divisors.
The sum of these divisors (counting 21132875) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100111011001001011
3
Ternary
1110202122212002
4
Quaternary
1100213121023
5
Quinary
20402223000
6
Senary
2032541215
8
Octal
120473113
10
Decimal
21132875
12
Duodecimal
70b180b
16
Hexadecimal
142764b
20
Vigesimal
6c1c3f
36
Base36
cky8b
md5
5b6830d9280e409fe1802a826e4e037d
sha1
7c8396a85c7d8d167ed095b2b5ca634e4ed05d17
sha256
e43370248ee81c28f2fb6c6a8ff438bf24c0215c6095fab4fd3f225ae1b647f7
sha512
a35e4bc36131d6ff560b10afee06e156fe193077158f7445dc6b2044492677b124bf4d69fdb4fbd6e22f6129d69bbcc630d46ce3b4192515d23b7f0af6ea0269
ripemd-160
5c11e4832d551898a309d54a92909ff242ef9ab0
Diameter
42265750
Circumference
132781769.69846
Area
1.4030302706582E+15
Volume
3.9533417774715E+22
Surface area
5.6121210826328E+15
Circumference
132781769.69846
Perimeter
84531500
Area
446598405765625
Diagonal
29886398.436935
Surface area
2679590434593750
Volume
9.4379082842442E+21
Space diagonal
36603213.210002
Perimeter
63398625
Area
1.9338278234133E+14
Altitude
18301606.605001
Surface area
1.9338278234133E+14
Volume
1.112268158001E+21
Height
9962132.8123118