20409817 is an odd 8-digits composite number following 20409816
and preceding 20409818 . In scientific notation, it is written as 2.0409817 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20398500 positive integers (up to 20409817) that are relatively prime to 20409817.
20409817 has 4 divisors, whose sum is 20421136
The reverse of 20409817 is 71890402
Previous prime number is 2251
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million four hundred nine thousand eight hundred seventeen
Scientific notation
2.0409817 × 10^7
Engineering notation
2.0409817 × 10^6
Prime Factorization
2251 × 9067
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20409817
Product of the distinct prime numbers
The prime factorization of 20409817 is 2251 × 9067.
Since it has a total of 2 prime factors.
9 , 8 , 38 , 93 , 287 , 229 , 9606 , 194 , 18358 , 31700 , 617855 , 569266 , 2342737 , 2558255 , 18001928 , 70688992 , 671512337 , 873780700 , 3670036187 , 7532559018
n×2
40819634
n×3
61229451
n×4
81639268
n×5
102049085
n÷2
10204908.5
n÷3
6803272.3333333
n÷3
5102454.25
n÷5
4081963.4
n2
416560629973489
n3
8.5019262271636E+21
n4
1.7352275844391E+29
n5
3.5415677451754E+36
2 √n
4517.7225457082
3 √n
273.28326450871
4 √n
67.214005577024
5 √n
28.971289249579
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
-20409816
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 20409817 can be divided by 4 positive divisors.
The sum of these divisors (counting 20409817) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110110110111011001
3
Ternary
1102101221000011
4
Quaternary
1031312313121
5
Quinary
20211103232
6
Senary
2005241521
8
Octal
115666731
10
Decimal
20409817
12
Duodecimal
6a032a1
16
Hexadecimal
1376dd9
20
Vigesimal
67b4ah
36
Base36
c5gbd
md5
269310ab54cca7b329a1a4cfc0bb5569
sha1
a9a08df3f8be23fcf93d4870c1665357a8096afb
sha256
31a9f5ac980fc26c07120af0a85c07dffa1d52b3a281903ae47d50eafaf17b88
sha512
47b6e99ae058923115ff3ff13f3678337ee40647f11a76bca79c60571e4434f53aa69f06cefca79f60a691798e87813ff2915fe98643ba019ea7bb4eebf7444a
ripemd-160
4f56d40a680e0b0565947ffeceeba13e1fecaf4d
Diameter
40819634
Circumference
128238662.29662
Area
1.3086638148994E+15
Volume
3.561278530216E+22
Surface area
5.2346552595978E+15
Circumference
128238662.29662
Perimeter
81639268
Area
416560629973489
Diagonal
28863840.006953
Surface area
2499363779840934
Volume
8.5019262271636E+21
Space diagonal
35350840.017183
Perimeter
61229451
Area
1.8037604388675E+14
Altitude
17675420.008591
Surface area
1.8037604388675E+14
Volume
1.0019616147292E+21
Height
9621280.0023177