21706 is an even 5-digits composite number following 21705
and preceding 21707 . In scientific notation, it is written as 2.1706 × 10^4.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 10852 positive integers (up to 21706) that are relatively prime to 21706.
21706 has 4 divisors, whose sum is 32562
The reverse of 21706 is 60712
Previous prime number is 2
Is Prime? no
Number parity even
Number length 5
Sum of Digits 16
Digital Root 7
Name
twenty-one thousand seven hundred six
Scientific notation
2.1706 × 10^4
Engineering notation
2.1706 × 10^3
Prime Factorization
2 × 10853
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21706
Product of the distinct prime numbers
The prime factorization of 21706 is 2 × 10853.
Since it has a total of 2 prime factors.
5 , 6 , 5 , 76 , 121 , 913 , 874 , 6533 , 9153 , 56157 , 479427 , 904729 , 6760079 , 412890 , 13391073 , 72161325 , 573368667 , 912063075 , 8608437671 , 3239643645
n×2
43412
n×3
65118
n×4
86824
n×5
108530
n÷2
10853
n÷3
7235.3333333333
n÷3
5426.5
n÷5
4341.2
n2
471150436
n3
10226791363816
n4
221982733342990096
n5
4.8183572099429E+21
2 √n
147.32956254601
3 √n
27.895015017868
4 √n
12.13793897439
5 √n
7.3674290083754
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
-21705
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 21706 can be divided by 4 positive divisors.
The sum of these divisors (counting 21706) is 1, the average is 0.25.
Base
System
Value
2
Binary
101010011001010
3
Ternary
1002202221
4
Quaternary
11103022
5
Quinary
1143311
6
Senary
244254
8
Octal
52312
10
Decimal
21706
12
Duodecimal
1068a
16
Hexadecimal
54ca
20
Vigesimal
2e56
36
Base36
gqy
md5
aa00165fed22acf7b3370d43ab14a4aa
sha1
6a452908ae036cf2c0fc59966f33814491024291
sha256
b8fb3b4ab6241f1942c176efdff261729a62f9865510b538ff990d2c90665e0d
sha512
a56bbe1bcf7dc5de5b3dbeb8cf905c13e56c2dc749d2d6185bdd2b6575d382cfdaac4191466be29e48b557d126e02e8e033ca1441ba0ffb32bad96030af1e27f
ripemd-160
613e0c975890566a3ee5ef2c84d4412f052c5024
Diameter
43412
Circumference
136382.82027764
Area
1480162748.4732
Volume
42837883491147
Surface area
5920650993.8929
Circumference
136382.82027764
Perimeter
86824
Area
471150436
Diagonal
30696.91958487
Surface area
2826902616
Volume
10226791363816
Space diagonal
37595.89482909
Perimeter
65118
Area
204014123.29006
Altitude
18797.947414545
Surface area
204014123.29006
Volume
1205238920522.4
Height
10232.30652829