19798081 is an odd 8-digits composite number following 19798080
and preceding 19798082 . In scientific notation, it is written as 1.9798081 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 18633472 positive integers (up to 19798081) that are relatively prime to 19798081.
19798081 has 4 divisors, whose sum is 20962692
The reverse of 19798081 is 18089791
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
nineteen million seven hundred ninety-eight thousand eighty-one
Scientific notation
1.9798081 × 10^7
Engineering notation
1.9798081 × 10^6
Prime Factorization
17 × 1164593
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19798081
Product of the distinct prime numbers
The prime factorization of 19798081 is 17 × 1164593.
Since it has a total of 2 prime factors.
9 , 8 , 88 , 64 , 530 , 806 , 5060 , 5147 , 99297 , 86106 , 106482 , 549136 , 4985791 , 903335 , 64172909 , 92011126 , 209219031 , 14701730 , 9207347177 , 6318526848
n×2
39596162
n×3
59394243
n×4
79192324
n×5
98990405
n÷2
9899040.5
n÷3
6599360.3333333
n÷3
4949520.25
n÷5
3959616.2
n2
391964011282561
n3
7.7601352444571E+21
n4
1.5363578614072E+29
n5
3.0416937385126E+36
2 √n
4449.5034554431
3 √n
270.52518264075
4 √n
66.704598458001
5 √n
28.795499695389
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
-19798080
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 19798081 can be divided by 4 positive divisors.
The sum of these divisors (counting 19798081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011100001100001000001
3
Ternary
1101020211212021
4
Quaternary
1023201201001
5
Quinary
20032014311
6
Senary
1544201441
8
Octal
113414101
10
Decimal
19798081
12
Duodecimal
6769281
16
Hexadecimal
12e1841
20
Vigesimal
63ef41
36
Base36
bscap
md5
07747c216fc6d4094da079777d266be8
sha1
690340e45318f24b898e00fc48c0ec06cb74bdb8
sha256
162c5b5d4e373c80de1ccb4c927e96f8ce0399cedf68d23c9b096b5c0ae36508
sha512
1f243da2dc6c72d18b2466608be7ab3897682f438f2ce8008d2a1d2246ece0809071123267be342721f883687a8fdc4d7bd744b56e32b177e1fd948e2c62c979
ripemd-160
ad0fee39f62ed7f5acae0e8420178d9e3ad79631
Diameter
39596162
Circumference
124395011.64955
Area
1.2313912583169E+15
Volume
3.2505578499799E+22
Surface area
4.9255650332675E+15
Circumference
124395011.64955
Perimeter
79192324
Area
391964011282561
Diagonal
27998714.659161
Surface area
2351784067695366
Volume
7.7601352444571E+21
Space diagonal
34291282.184364
Perimeter
59394243
Area
1.6972539556997E+14
Altitude
17145641.092182
Surface area
1.6972539556997E+14
Volume
9.1454070904672E+20
Height
9332904.886387