20289909 is an odd 8-digits composite number following 20289908
and preceding 20289910 . In scientific notation, it is written as 2.0289909 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 13526604 positive integers (up to 20289909) that are relatively prime to 20289909.
20289909 has 4 divisors, whose sum is 27053216
The reverse of 20289909 is 90998202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million two hundred eighty-nine thousand nine hundred nine
Scientific notation
2.0289909 × 10^7
Engineering notation
2.0289909 × 10^6
Prime Factorization
3 × 6763303
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20289909
Product of the distinct prime numbers
The prime factorization of 20289909 is 3 × 6763303.
Since it has a total of 2 prime factors.
1 , 7 , 41 , 65 , 979 , 915 , 1044 , 6540 , 92528 , 92416 , 762115 , 365107 , 2987571 , 7178584 , 99074999 , 53959240 , 492610743 , 259583115 , 7394767659 , 7712344994
n×2
40579818
n×3
60869727
n×4
81159636
n×5
101449545
n÷2
10144954.5
n÷3
6763303
n÷3
5072477.25
n÷5
4057981.8
n2
411680407228281
n3
8.3529579997448E+21
n4
1.6948075769564E+29
n5
3.4387491508957E+36
2 √n
4504.4321506712
3 √n
272.74703183104
4 √n
67.11506649532
5 √n
28.937167611846
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20289908
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20289909 can be divided by 4 positive divisors.
The sum of these divisors (counting 20289909) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011001100101110101
3
Ternary
1102011211112010
4
Quaternary
1031121211311
5
Quinary
20143234114
6
Senary
2002514433
8
Octal
115314565
10
Decimal
20289909
12
Duodecimal
6965a19
16
Hexadecimal
1359975
20
Vigesimal
66g4f9
36
Base36
c2vsl
md5
5e9c2e50b421944d7bce5534b826859b
sha1
0ba16e2d793bfc7a8d65808796f10240fda23b25
sha256
367e92b2a821e4bc97c33f2e1bb212f59085de1fc189f9ae7e10c1fb18265df4
sha512
9c2c74433dc414cde2a501afa67b8754e7a8d5829c03a91fb144277177fc70036a4df2a6e7f3d021d8d188ad3008d536065b2f591e4813a605183470eb9cce86
ripemd-160
c528abc7ebff1873ad0d4f92baa621cf753ad4d5
Diameter
40579818
Circumference
127485258.11281
Area
1.2933321429752E+15
Volume
3.4988788650323E+22
Surface area
5.1733285719009E+15
Circumference
127485258.11281
Perimeter
81159636
Area
411680407228281
Diagonal
28694264.487116
Surface area
2470082443369686
Volume
8.3529579997448E+21
Space diagonal
35143153.268949
Perimeter
60869727
Area
1.7826284545001E+14
Altitude
17571576.634475
Surface area
1.7826284545001E+14
Volume
9.8440554076432E+20
Height
9564754.8290386