20681343 is an odd 8-digits composite number following 20681342
and preceding 20681344 . In scientific notation, it is written as 2.0681343 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13441440 positive integers (up to 20681343) that are relatively prime to 20681343.
20681343 has 8 divisors, whose sum is 23009760
The reverse of 20681343 is 34318602
Previous prime number is 1681
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million six hundred eighty-one thousand three hundred forty-three
Scientific notation
2.0681343 × 10^7
Engineering notation
2.0681343 × 10^6
Prime Factorization
9 × 1681 × 1367
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20681343
Product of the distinct prime numbers
The prime factorization of 20681343 is 9 × 1681 × 1367.
Since it has a total of 3 prime factors.
10 , 7 , 67 , 86 , 908 , 190 , 3182 , 517 , 18923 , 44721 , 586801 , 3500 , 3767456 , 6638141 , 71787395 , 82568215 , 278528282 , 425470622 , 7640111383 , 6031616074
n×2
41362686
n×3
62044029
n×4
82725372
n×5
103406715
n÷2
10340671.5
n÷3
6893781
n÷3
5170335.75
n÷5
4136268.6
n2
427717948283649
n3
8.8457815957104E+21
n4
1.8294264328397E+29
n5
3.7834995550825E+36
2 √n
4547.6744606447
3 √n
274.48982215142
4 √n
67.436447568394
5 √n
29.047967332107
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
-20681342
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 20681343 can be divided by 8 positive divisors.
The sum of these divisors (counting 20681343) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111001001001111111
3
Ternary
1102220201110200
4
Quaternary
1032321021333
5
Quinary
20243300333
6
Senary
2015134543
8
Octal
116711177
10
Decimal
20681343
12
Duodecimal
6b14453
16
Hexadecimal
13b927f
20
Vigesimal
695373
36
Base36
cb9tr
md5
79762764fff64fac7f212a2a1b02a5a7
sha1
ec642a227d7506a04567f8fce223bc3c8140cc36
sha256
b608ed513215c8fb682f3c25ef51f60026e89c0371326a83a02ec19e454f1a56
sha512
38d7f8afec524a49ccc44341be0c61892d82542af614907f09311cb8e0ac2939cdf8501428c05d252f572e25a3e9d19d6f50ccc00cb27c47b2e448b3f18beaae
ripemd-160
578f71aa0363a1a1c8368653624a99bb097c56a3
Diameter
41362686
Circumference
129944710.47034
Area
1.3437155641364E+15
Volume
3.7053123301791E+22
Surface area
5.3748622565456E+15
Circumference
129944710.47034
Perimeter
82725372
Area
427717948283649
Diagonal
29247835.75869
Surface area
2566307689701894
Volume
8.8457815957104E+21
Space diagonal
35821136.844759
Perimeter
62044029
Area
1.852073044341E+14
Altitude
17910568.422379
Surface area
1.852073044341E+14
Volume
1.042485358537E+21
Height
9749278.58623