21082875 is an odd 8-digits composite number following 21082874
and preceding 21082876 . In scientific notation, it is written as 2.1082875 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 9648000 positive integers (up to 21082875) that are relatively prime to 21082875.
21082875 has 4 divisors, whose sum is 21161520
The reverse of 21082875 is 57828012
Previous prime number is 78375
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million eighty-two thousand eight hundred seventy-five
Scientific notation
2.1082875 × 10^7
Engineering notation
2.1082875 × 10^6
Prime Factorization
78375 × 269
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21082875
Product of the distinct prime numbers
The prime factorization of 21082875 is 78375 × 269.
Since it has a total of 2 prime factors.
2 , 3 , 31 , 9 , 698 , 324 , 5549 , 4314 , 92431 , 94622 , 989043 , 929030 , 5363325 , 1809258 , 16170739 , 52747452 , 532182267 , 620148114 , 8711369257 , 5130736656
n×2
42165750
n×3
63248625
n×4
84331500
n×5
105414375
n÷2
10541437.5
n÷3
7027625
n÷3
5270718.75
n÷5
4216575
n2
444487618265625
n3
9.3710768949419E+21
n4
1.9756924279145E+29
n5
4.1653276496167E+36
2 √n
4591.6091950426
3 √n
276.25487116299
4 √n
67.76141376213
5 √n
29.159895734727
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
-21082874
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 21082875 can be divided by 4 positive divisors.
The sum of these divisors (counting 21082875) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011011001011111011
3
Ternary
1110200010021020
4
Quaternary
1100123023323
5
Quinary
20344123000
6
Senary
2031513523
8
Octal
120331373
10
Decimal
21082875
12
Duodecimal
70888a3
16
Hexadecimal
141b2fb
20
Vigesimal
6bf73f
36
Base36
cjvnf
md5
63f1cf9235be88cafeffaa45f24e730c
sha1
e7e54c70058d5d8fba9feb2ff263d09083044451
sha256
da77ce0f6dd780fa4d88a467762d20d046b42dd63616c56e5587948e7b24eb78
sha512
4f4206371aee68fb09c66793af8b4f4cae35e2a8fa5eef1ff855d7fb97fb5e732b936ca96f063394a0926943ff7c345f493db3fda0bdcdffe7f38b79d8391b13
ripemd-160
0157c35416956919ae1226c129b0e3544d98d6c1
Diameter
42165750
Circumference
132467610.4331
Area
1.3963990361549E+15
Volume
3.9253475105833E+22
Surface area
5.5855961446196E+15
Circumference
132467610.4331
Perimeter
84331500
Area
444487618265625
Diagonal
29815687.758817
Surface area
2666925709593750
Volume
9.3710768949419E+21
Space diagonal
36516610.669624
Perimeter
63248625
Area
1.9246878454284E+14
Altitude
18258305.334812
Surface area
1.9246878454284E+14
Volume
1.104392003239E+21
Height
9938562.5862722