20685959 is an odd 8-digits composite number following 20685958
and preceding 20685960 . In scientific notation, it is written as 2.0685959 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 17158680 positive integers (up to 20685959) that are relatively prime to 20685959.
20685959 has 8 divisors, whose sum is 24403968
The reverse of 20685959 is 95958602
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty million six hundred eighty-five thousand nine hundred fifty-nine
Scientific notation
2.0685959 × 10^7
Engineering notation
2.0685959 × 10^6
Prime Factorization
7 × 31 × 95327
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20685959
Product of the distinct prime numbers
The prime factorization of 20685959 is 7 × 31 × 95327.
Since it has a total of 3 prime factors.
8 , 4 , 7 , 34 , 226 , 658 , 4268 , 5330 , 10430 , 13904 , 65075 , 256550 , 3500166 , 1250080 , 72283245 , 30542664 , 674999635 , 266390755 , 139668894 , 2375629360
n×2
41371918
n×3
62057877
n×4
82743836
n×5
103429795
n÷2
10342979.5
n÷3
6895319.6666667
n÷3
5171489.75
n÷5
4137191.8
n2
427908899749681
n3
8.851705955957E+21
n4
1.8310602648498E+29
n5
3.7877237565213E+36
2 √n
4548.1819444697
3 √n
274.51024233987
4 √n
67.440210145504
5 √n
29.049263896337
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
-20685958
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 20685959 can be divided by 8 positive divisors.
The sum of these divisors (counting 20685959) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111010010010000111
3
Ternary
1102220221210122
4
Quaternary
1032322102013
5
Quinary
20243422314
6
Senary
2015212155
8
Octal
116722207
10
Decimal
20685959
12
Duodecimal
6b1705b
16
Hexadecimal
13ba487
20
Vigesimal
695ehj
36
Base36
cbddz
md5
a6145eea1e4acad952232e85dcedd377
sha1
cdf9eab240563454ef3e64e4df8e9ab5d2013dd4
sha256
276706a0426223fd277fd0b46272bcaea001eb91803ed7ddaed85a9acb586a6a
sha512
912975aa0247c9c34fcdc4504df333231cadccbea0c2b521cd023fe753d7cccf757f1d2eb3c7e381636a7dbca61ef5836d1a888df7e27386b7056c950940ad31
ripemd-160
69aa964090a2a9bf70ff9f407d5efad2cb4d8ff9
Diameter
41371918
Circumference
129973713.65372
Area
1.3443154558593E+15
Volume
3.7077939203962E+22
Surface area
5.3772618234372E+15
Circumference
129973713.65372
Perimeter
82743836
Area
427908899749681
Diagonal
29254363.768494
Surface area
2567453398498086
Volume
8.851705955957E+21
Space diagonal
35829131.991287
Perimeter
62057877
Area
1.8528998884434E+14
Altitude
17914565.995643
Surface area
1.8528998884434E+14
Volume
1.0431835510878E+21
Height
9751454.5894979