20403930 is an even 8-digits composite number following 20403929
and preceding 20403931 . In scientific notation, it is written as 2.0403930 × 10^7.
The sum of its digits is 21. It has a total of 5 prime factors and 32 positive divisors.
There are 5314176 positive integers (up to 20403930) that are relatively prime to 20403930.
20403930 has 32 divisors, whose sum is 50111424
The reverse of 20403930 is 03930402
Previous prime number is 43
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million four hundred three thousand nine hundred thirty
Scientific notation
2.0403930 × 10^7
Engineering notation
2.0403930 × 10^6
Prime Factorization
2 × 3 × 5 × 43 × 15817
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20403930
Product of the distinct prime numbers
The prime factorization of 20403930 is 2 × 3 × 5 × 43 × 15817.
Since it has a total of 5 prime factors.
5 , 2 , 77 , 15 , 894 , 215 , 3601 , 9941 , 75382 , 47766 , 439834 , 335577 , 9724037 , 5454676 , 76923231 , 1502290 , 435152104 , 345676780 , 3946443450 , 6114181085
n×2
40807860
n×3
61211790
n×4
81615720
n×5
102019650
n÷2
10201965
n÷3
6801310
n÷3
5100982.5
n÷5
4080786
n2
416320359444900
n3
8.4945714716886E+21
n4
1.7332264168833E+29
n5
3.5364630484238E+36
2 √n
4517.0709536158
3 √n
273.25698674108
4 √n
67.20915825701
5 √n
28.969617763146
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 43 , 86 , 129 , 215 , 258 , 430 , 645 , 1290 , 15817 , 31634 , 47451 , 79085 , 94902 , 158170 , 237255 , 474510 , 680131 , 1360262 , 2040393 , 3400655 , 4080786 , 6801310 , 10201965 , 20403930
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20403929
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20403930 can be divided by 32 positive divisors.
The sum of these divisors (counting 20403930) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101110101011011011010
3
Ternary
1102101121221010
4
Quaternary
1031311123122
5
Quinary
20210411210
6
Senary
2005154350
8
Octal
115653332
10
Decimal
20403930
12
Duodecimal
69bb9b6
16
Hexadecimal
13756da
20
Vigesimal
67a9ga
36
Base36
c5bru
md5
040d7f86048b1eba1199dbc4159d7cfc
sha1
7fb27fc19a6d260706e730589371b63d8ad3943e
sha256
4535b21a52f7aa0114b92731bde6acbdafd76290fbe92df60f467856cae68e47
sha512
af89411e8c7451de4ee7eb90aa5755c88ff516cb62368c9d0fb30576cdfc925f48186d57e8bfa0159ad84aa88f088a3bf40dd0c262ea458614bf304d3dfb1928
ripemd-160
10cd90c8115012c72ec4e7511ad4f6c09158773d
Diameter
40807860
Circumference
128201673.18472
Area
1.307908982772E+15
Volume
3.5581977774467E+22
Surface area
5.2316359310878E+15
Circumference
128201673.18472
Perimeter
81615720
Area
416320359444900
Diagonal
28855514.531711
Surface area
2497922156669400
Volume
8.4945714716886E+21
Space diagonal
35340643.434079
Perimeter
61211790
Area
1.8027200369598E+14
Altitude
17670321.717039
Surface area
1.8027200369598E+14
Volume
1.0010948484841E+21
Height
9618504.8439038