20682405 is an odd 8-digits composite number following 20682404
and preceding 20682406 . In scientific notation, it is written as 2.0682405 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 10549440 positive integers (up to 20682405) that are relatively prime to 20682405.
20682405 has 16 divisors, whose sum is 29419392
The reverse of 20682405 is 50428602
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million six hundred eighty-two thousand four hundred five
Scientific notation
2.0682405 × 10^7
Engineering notation
2.0682405 × 10^6
Prime Factorization
45 × 3 × 23 × 6661
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20682405
Product of the distinct prime numbers
The prime factorization of 20682405 is 45 × 3 × 23 × 6661.
Since it has a total of 4 prime factors.
9 , 9 , 74 , 27 , 604 , 532 , 2999 , 8183 , 42963 , 23228 , 605633 , 929910 , 5135885 , 1736893 , 55723337 , 9800673 , 708918816 , 318905695 , 6891345391 , 6912304031
n×2
41364810
n×3
62047215
n×4
82729620
n×5
103412025
n÷2
10341202.5
n÷3
6894135
n÷3
5170601.25
n÷5
4136481
n2
427761876584025
n3
8.8471443750708E+21
n4
1.8298022305869E+29
n5
3.7844710802901E+36
2 √n
4547.7912221209
3 √n
274.49452047947
4 √n
67.437313277746
5 √n
29.048265652266
1 , 3 , 23 , 45 , 69 , 135 , 1035 , 3105 , 6661 , 19983 , 153203 , 299745 , 459609 , 899235 , 6894135 , 20682405
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20682404
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20682405 can be divided by 16 positive divisors.
The sum of these divisors (counting 20682405) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110111001011010100101
3
Ternary
1102220202221000
4
Quaternary
1032321122211
5
Quinary
20243314110
6
Senary
2015143513
8
Octal
116713245
10
Decimal
20682405
12
Duodecimal
6b14b99
16
Hexadecimal
13b96a5
20
Vigesimal
695605
36
Base36
cban9
md5
e06e64d9ee57889e6b626e4daef4ab0a
sha1
812331ef4b2732d2efd3765f28ce4bd9dc8aebd8
sha256
6c91cc0ed1fd7ed78f4cdc73be1d8cefbff7c28c253c074eaebf1793ecb82b1e
sha512
4395fd135beab4cdc1d591008181e60e444a7b8b64dc58c6e80380a902b2cd4fd5ecba66a805e7f05d732a656c493ba11bb80cc9b15cb2b73f0924ae7e47e7c3
ripemd-160
bb1348c1a7ec865e6cf8a96e09fc2dbb1fc57ac8
Diameter
41364810
Circumference
129951383.21314
Area
1.3438535689622E+15
Volume
3.7058831698628E+22
Surface area
5.3754142758486E+15
Circumference
129951383.21314
Perimeter
82729620
Area
427761876584025
Diagonal
29249337.653493
Surface area
2566571259504150
Volume
8.8471443750708E+21
Space diagonal
35822976.282717
Perimeter
62047215
Area
1.8522632594613E+14
Altitude
17911488.141358
Surface area
1.8522632594613E+14
Volume
1.0426459636248E+21
Height
9749779.217831