21084086 is an even 8-digits composite number following 21084085
and preceding 21084087 . In scientific notation, it is written as 2.1084086 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 10284880 positive integers (up to 21084086) that are relatively prime to 21084086.
21084086 has 8 divisors, whose sum is 32397624
The reverse of 21084086 is 68048012
Previous prime number is 41
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million eighty-four thousand eighty-six
Scientific notation
2.1084086 × 10^7
Engineering notation
2.1084086 × 10^6
Prime Factorization
2 × 41 × 257123
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21084086
Product of the distinct prime numbers
The prime factorization of 21084086 is 2 × 41 × 257123.
Since it has a total of 3 prime factors.
1 , 1 , 97 , 95 , 888 , 98 , 1792 , 6700 , 91783 , 94631 , 840891 , 43061 , 7917404 , 7744210 , 48870136 , 60921255 , 203635611 , 793779142 , 1245621096 , 9460683081
n×2
42168172
n×3
63252258
n×4
84336344
n×5
105420430
n÷2
10542043
n÷3
7028028.6666667
n÷3
5271021.5
n÷5
4216817.2
n2
444538682455396
n3
9.3726918112163E+21
n4
1.9761464019918E+29
n5
4.1665240688186E+36
2 √n
4591.7410641281
3 √n
276.26016042017
4 √n
67.7623867948
5 √n
29.160230715819
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
-21084085
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 21084086 can be divided by 8 positive divisors.
The sum of these divisors (counting 21084086) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011011110110110
3
Ternary
1110200011221002
4
Quaternary
1100123132312
5
Quinary
20344142321
6
Senary
2031523302
8
Octal
120333666
10
Decimal
21084086
12
Duodecimal
7089532
16
Hexadecimal
141b7b6
20
Vigesimal
6bfa46
36
Base36
cjwl2
md5
d394825047e4b44894b4bfa7acf9c6e2
sha1
ab9638f5690548a717fbe2a78da89396db564b1e
sha256
9f37a0b8bab1db4bcde5b5d355d6be58a6aca3e780c908bd35b685b93b88221d
sha512
0cf24ab5c33cf88c7e14d65b88987df942a9fc075c667db58633cf0fadd905af3d891bbef14fd137abd39c31d4d38e67fa3dba3e4efa2277c637a233de54b1de
ripemd-160
c2e41ea6755b39e63a7ceb1145040ff2838c3596
Diameter
42168172
Circumference
132475219.37051
Area
1.3965594590384E+15
Volume
3.9260239651304E+22
Surface area
5.5862378361534E+15
Circumference
132475219.37051
Perimeter
84336344
Area
444538682455396
Diagonal
29817400.371441
Surface area
2667232094732376
Volume
9.3726918112163E+21
Space diagonal
36518708.183152
Perimeter
63252258
Area
1.9249089598562E+14
Altitude
18259354.091576
Surface area
1.9249089598562E+14
Volume
1.1045823229471E+21
Height
9939133.4571469