20685846 is an even 8-digits composite number following 20685845
and preceding 20685847 . In scientific notation, it is written as 2.0685846 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 6895280 positive integers (up to 20685846) that are relatively prime to 20685846.
20685846 has 8 divisors, whose sum is 41371704
The reverse of 20685846 is 64858602
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million six hundred eighty-five thousand eight hundred forty-six
Scientific notation
2.0685846 × 10^7
Engineering notation
2.0685846 × 10^6
Prime Factorization
2 × 3 × 3447641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20685846
Product of the distinct prime numbers
The prime factorization of 20685846 is 2 × 3 × 3447641.
Since it has a total of 3 prime factors.
10 , 10 , 25 , 40 , 732 , 710 , 9357 , 7707 , 89417 , 3307 , 716107 , 60022 , 4003017 , 5206727 , 49552648 , 59431042 , 583996297 , 858783768 , 6835407361 , 6043383328
n×2
41371692
n×3
62057538
n×4
82743384
n×5
103429230
n÷2
10342923
n÷3
6895282
n÷3
5171461.5
n÷5
4137169.2
n2
427904224735716
n3
8.8515608956324E+21
n4
1.8310202554667E+29
n5
3.7876203027466E+36
2 √n
4548.1695219066
3 √n
274.50974248851
4 √n
67.440118044874
5 √n
29.049232159119
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
-20685845
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 20685846 can be divided by 8 positive divisors.
The sum of these divisors (counting 20685846) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111010010000010110
3
Ternary
1102220221122110
4
Quaternary
1032322100112
5
Quinary
20243421341
6
Senary
2015211450
8
Octal
116722026
10
Decimal
20685846
12
Duodecimal
6b16b86
16
Hexadecimal
13ba416
20
Vigesimal
695ec6
36
Base36
cbdau
md5
5ea46f18a62a838c445958578da25538
sha1
988c5334f9121c3af9f2ca7e0c79cdd0d0b9fee8
sha256
f53c97830a0edaf830cc2334c434b5eb459c182cb1784f665ed29fd87cb9e783
sha512
5dade43757eb3f57d55f05e567ac9e2a997a4b3f2b617c2538e484766392c34822919e48a3e64f8e4f8e63355fd1ab8861cc380653e13bf970722cef5cb8fe86
ripemd-160
facb876db91281034247bd90f81dcb4effdee2ec
Diameter
41371692
Circumference
129973003.65378
Area
1.3443007688698E+15
Volume
3.7077331576695E+22
Surface area
5.377203075479E+15
Circumference
129973003.65378
Perimeter
82743384
Area
427904224735716
Diagonal
29254203.962361
Surface area
2567425348414296
Volume
8.8515608956324E+21
Space diagonal
35828936.269545
Perimeter
62057538
Area
1.8528796450391E+14
Altitude
17914468.134773
Surface area
1.8528796450391E+14
Volume
1.0431664555646E+21
Height
9751401.3207871