20243785 is an odd 8-digits composite number following 20243784
and preceding 20243786 . In scientific notation, it is written as 2.0243785 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 15785280 positive integers (up to 20243785) that are relatively prime to 20243785.
20243785 has 16 divisors, whose sum is 24914880
The reverse of 20243785 is 58734202
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred forty-three thousand seven hundred eighty-five
Scientific notation
2.0243785 × 10^7
Engineering notation
2.0243785 × 10^6
Prime Factorization
5 × 163 × 59 × 421
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20243785
Product of the distinct prime numbers
The prime factorization of 20243785 is 5 × 163 × 59 × 421.
Since it has a total of 4 prime factors.
10 , 2 , 91 , 44 , 610 , 744 , 9847 , 2390 , 28140 , 7128 , 794582 , 417478 , 3846281 , 9323628 , 23915552 , 24873954 , 46993217 , 187438713 , 2336348769 , 9649931652
n×2
40487570
n×3
60731355
n×4
80975140
n×5
101218925
n÷2
10121892.5
n÷3
6747928.3333333
n÷3
5060946.25
n÷5
4048757
n2
409810831126225
n3
8.2961223559906E+21
n4
1.6794491730837E+29
n5
3.3998407978334E+36
2 √n
4499.3093914511
3 √n
272.54020112223
4 √n
67.07689163528
5 √n
28.923999359423
1 , 5 , 59 , 163 , 295 , 421 , 815 , 2105 , 9617 , 24839 , 48085 , 68623 , 124195 , 343115 , 4048757 , 20243785
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
-20243784
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 20243785 can be divided by 16 positive divisors.
The sum of these divisors (counting 20243785) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101001110010101001001
3
Ternary
1102002111020211
4
Quaternary
1031032111021
5
Quinary
20140300120
6
Senary
2001521121
8
Octal
115162511
10
Decimal
20243785
12
Duodecimal
69431a1
16
Hexadecimal
134e549
20
Vigesimal
66a995
36
Base36
c1w7d
md5
194e5d53eaa2075be461f19ff398c598
sha1
3f59ba1535decbcaf10450e4bb09cee4a62cfa39
sha256
ec9e78f65783d51287c5d30d68b682fccdf3bd8650f2a64e08e0417dd1fe4640
sha512
2b5204c9cb76be62b0eca0d651da128e0d3ea376c2ea5b0a83ad2f6a8aa7d0a6420e530ae09513119356a9b5108812b0d08229eb745dc9d7e8ad4eaa873044c2
ripemd-160
d3d972d3bc2a9eb58da8b0dfb25066206d541062
Diameter
40487570
Circumference
127195452.4737
Area
1.2874586964277E+15
Volume
3.4750716062483E+22
Surface area
5.1498347857107E+15
Circumference
127195452.4737
Perimeter
80975140
Area
409810831126225
Diagonal
28629035.300765
Surface area
2458864986757350
Volume
8.2961223559906E+21
Space diagonal
35063264.157501
Perimeter
60731355
Area
1.7745329525066E+14
Altitude
17531632.07875
Surface area
1.7745329525066E+14
Volume
9.7770739591238E+20
Height
9543011.7669217