21086306 is an even 8-digits composite number following 21086305
and preceding 21086307 . In scientific notation, it is written as 2.1086306 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 10179568 positive integers (up to 21086306) that are relatively prime to 21086306.
21086306 has 8 divisors, whose sum is 32720220
The reverse of 21086306 is 60368012
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million eighty-six thousand three hundred six
Scientific notation
2.1086306 × 10^7
Engineering notation
2.1086306 × 10^6
Prime Factorization
2 × 29 × 363557
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21086306
Product of the distinct prime numbers
The prime factorization of 21086306 is 2 × 29 × 363557.
Since it has a total of 3 prime factors.
3 , 4 , 77 , 91 , 129 , 176 , 306 , 4744 , 77819 , 30905 , 17370 , 901081 , 3026673 , 5515757 , 23245191 , 29673782 , 449161551 , 22312301 , 7312141367 , 4783688637
n×2
42172612
n×3
63258918
n×4
84345224
n×5
105431530
n÷2
10543153
n÷3
7028768.6666667
n÷3
5271576.5
n÷5
4217261.2
n2
444632300725636
n3
9.3756527505848E+21
n4
1.9769788284857E+29
n5
4.1687180532971E+36
2 √n
4591.982796135
3 √n
276.26985613778
4 √n
67.764170445266
5 √n
29.160844761748
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
-21086305
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 21086306 can be divided by 8 positive divisors.
The sum of these divisors (counting 21086306) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011100000001100010
3
Ternary
1110200021222022
4
Quaternary
1100130001202
5
Quinary
20344230211
6
Senary
2031541442
8
Octal
120340142
10
Decimal
21086306
12
Duodecimal
708a882
16
Hexadecimal
141c062
20
Vigesimal
6bfff6
36
Base36
cjyaq
md5
a914bf767bd1beaa9c21a866abe5c6ee
sha1
dd9ad4badebca9c426cabc7da139e25bb09629d5
sha256
fbcb355ec6dec8408592d2b43e1e50f32296069515a4eec31797bb2dcc6918b9
sha512
a1f1b1288e73fd01230062b579314259a9bec01e0eb3688faabb6a80ed4ce0cd98aa62fd31031deac63b48321990310f000184309290bf00d7b3bb43f1533153
ripemd-160
216adf6797ff8850e062b5b5f2c693d53d4d2532
Diameter
42172612
Circumference
132489168.04189
Area
1.3968535695084E+15
Volume
3.9272642405128E+22
Surface area
5.5874142780335E+15
Circumference
132489168.04189
Perimeter
84345224
Area
444632300725636
Diagonal
29820539.925549
Surface area
2667793804353816
Volume
9.3756527505848E+21
Space diagonal
36522553.335944
Perimeter
63258918
Area
1.9253143388576E+14
Altitude
18261276.667972
Surface area
1.9253143388576E+14
Volume
1.1049312729981E+21
Height
9940179.9751831