20206509 is an odd 8-digits composite number following 20206508
and preceding 20206510 . In scientific notation, it is written as 2.0206509 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13471004 positive integers (up to 20206509) that are relatively prime to 20206509.
20206509 has 4 divisors, whose sum is 26942016
The reverse of 20206509 is 90560202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million two hundred six thousand five hundred nine
Scientific notation
2.0206509 × 10^7
Engineering notation
2.0206509 × 10^6
Prime Factorization
3 × 6735503
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20206509
Product of the distinct prime numbers
The prime factorization of 20206509 is 3 × 6735503.
Since it has a total of 2 prime factors.
4 , 6 , 74 , 89 , 8 , 955 , 1141 , 9783 , 28468 , 19232 , 950129 , 153776 , 4278915 , 3466857 , 51781307 , 45541453 , 89838423 , 564291544 , 6891553605 , 7714293151
n×2
40413018
n×3
60619527
n×4
80826036
n×5
101032545
n÷2
10103254.5
n÷3
6735503
n÷3
5051627.25
n÷5
4041301.8
n2
408303005967081
n3
8.2503783648009E+21
n4
1.6671134468175E+29
n5
3.368654286714E+36
2 √n
4495.1650692717
3 √n
272.37281723142
4 √n
67.045992193953
5 √n
28.913339633517
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
-20206508
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 20206509 can be divided by 4 positive divisors.
The sum of these divisors (counting 20206509) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000101001110101101
3
Ternary
1102000121010020
4
Quaternary
1031011032231
5
Quinary
20133102014
6
Senary
2001032353
8
Octal
115051655
10
Decimal
20206509
12
Duodecimal
69256b9
16
Hexadecimal
13453ad
20
Vigesimal
665g59
36
Base36
c13fx
md5
9bb08a987f068632845022ccf6173c81
sha1
724347fdef1fca1bd5884ce7a58df444479087ce
sha256
2c765d686e5becaa2d22b20dc908b6921dc8c5678dcd3551371e3ee88101c67a
sha512
807af7055005f8319d4bf84bdd3856ace61f9dd8da0cff5189db8c790715881d42f471e517d96fff80d95a098c03035203b8de2fa7c9561f7de649b0e463d407
ripemd-160
7b81f5d5149cea65341d3a1f16280095d3fc71d0
Diameter
40413018
Circumference
126961240.45819
Area
1.2827217239848E+15
Volume
3.4559104080259E+22
Surface area
5.1308868959392E+15
Circumference
126961240.45819
Perimeter
80826036
Area
408303005967081
Diagonal
28576319.076014
Surface area
2449818035802486
Volume
8.2503783648009E+21
Space diagonal
34998700.231598
Perimeter
60619527
Area
1.7680038780452E+14
Altitude
17499350.115799
Surface area
1.7680038780452E+14
Volume
9.7231641485091E+20
Height
9525439.6920047