21685323 is an odd 8-digits composite number following 21685322
and preceding 21685324 . In scientific notation, it is written as 2.1685323 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13142600 positive integers (up to 21685323) that are relatively prime to 21685323.
21685323 has 8 divisors, whose sum is 31542336
The reverse of 21685323 is 32358612
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million six hundred eighty-five thousand three hundred twenty-three
Scientific notation
2.1685323 × 10^7
Engineering notation
2.1685323 × 10^6
Prime Factorization
3 × 11 × 657131
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21685323
Product of the distinct prime numbers
The prime factorization of 21685323 is 3 × 11 × 657131.
Since it has a total of 3 prime factors.
3 , 9 , 16 , 12 , 435 , 561 , 8808 , 4155 , 74590 , 96473 , 884303 , 843971 , 1624341 , 6318369 , 77292632 , 24844903 , 179645746 , 923157972 , 466226286 , 2731524981
n×2
43370646
n×3
65055969
n×4
86741292
n×5
108426615
n÷2
10842661.5
n÷3
7228441
n÷3
5421330.75
n÷5
4337064.6
n2
470253233614329
n3
1.0197593262721E+22
n4
2.2113810372473E+29
n5
4.7954512068783E+36
2 √n
4656.7502617169
3 √n
278.86154664819
4 √n
68.240385855568
5 √n
29.324673072246
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
-21685322
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 21685323 can be divided by 8 positive divisors.
The sum of these divisors (counting 21685323) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010101110010001001011
3
Ternary
1111210201200010
4
Quaternary
1102232101023
5
Quinary
21022412243
6
Senary
2052443003
8
Octal
122562113
10
Decimal
21685323
12
Duodecimal
7319463
16
Hexadecimal
14ae44b
20
Vigesimal
6fad63
36
Base36
cwsi3
md5
d63c42b022c5df89f92712cc52481bdc
sha1
6353a0a9a1eefffeca733eac61cebdce7d250fcf
sha256
b41480b0ad4d09f6a56e44e06f707bb329fa09cd35158d238df46566f068c157
sha512
c94da33cdc89b6125860589432b77696659b32bac718a4347a0c0a4198997c9dbe4b85bbaebf6831b7f0883649714b5dc730a49cc245805d4c11cb98f4d5d991
ripemd-160
21a90bb969ff764fde9f8f8fd172c2dd933c25c7
Diameter
43370646
Circumference
136252902.85504
Area
1.4773441040496E+15
Volume
4.2715578771282E+22
Surface area
5.9093764161985E+15
Circumference
136252902.85504
Perimeter
86741292
Area
470253233614329
Diagonal
30667677.891041
Surface area
2821519401685974
Volume
1.0197593262721E+22
Space diagonal
37560081.214542
Perimeter
65055969
Area
2.0362562326089E+14
Altitude
18780040.607271
Surface area
2.0362562326089E+14
Volume
1.2017978913087E+21
Height
10222559.297014