199798421 is an odd 9-digits composite number following 199798420
and preceding 199798422 . In scientific notation, it is written as 1.99798421 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 198457344 positive integers (up to 199798421) that are relatively prime to 199798421.
199798421 has 4 divisors, whose sum is 201139500
The reverse of 199798421 is 124897991
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred ninety-nine million seven hundred ninety-eight thousand four hundred twenty-one
Scientific notation
1.99798421 × 10^8
Engineering notation
1.99798421 × 10^6
Prime Factorization
149 × 1340929
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
199798421
Product of the distinct prime numbers
The prime factorization of 199798421 is 149 × 1340929.
Since it has a total of 2 prime factors.
1 , 8 , 84 , 53 , 29 , 800 , 8822 , 8911 , 45713 , 92050 , 405914 , 995161 , 4526727 , 2021474 , 17963810 , 56375905 , 682636107 , 111196420 , 927011749 , 3590153428
n×2
399596842
n×3
599395263
n×4
799193684
n×5
998992105
n÷2
99899210.5
n÷3
66599473.666667
n÷3
49949605.25
n÷5
39959684.2
n2
39919409034093241
n3
7.975834892265E+24
n4
1.5935592176312E+33
n5
3.1839061545272E+41
2 √n
14135.006933143
3 √n
584.60700807348
4 √n
118.89073527043
5 √n
45.721283164542
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
-199798420
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 199798421 can be divided by 4 positive divisors.
The sum of these divisors (counting 199798421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011111010001010111010010101
3
Ternary
111220221210220112
4
Quaternary
23322022322111
5
Quinary
402122022141
6
Senary
31454212405
8
Octal
1372127225
10
Decimal
199798421
12
Duodecimal
56ab4105
16
Hexadecimal
be8ae95
20
Vigesimal
328eg11
36
Base36
3aydg5
md5
c9085c744604b8ec1566e3215efc4d22
sha1
02bc4434cf4f23ff024f933a2f3fd2b204558c11
sha256
a199165b8e290641b36daee1a788b1c5a33612c9bfb4c2d91592c2a7c1a22bbe
sha512
e07a1a08e324dc3a7a81c988c650737f288f4c6b59931a1c222c58a20166feeff01be8d1ba816e1610bc3e03c3858f7ce747fddfe4ca536529d4a7530e6a590a
ripemd-160
714ebe4949e15276c16dc00be52e2be1ca143b91
Diameter
399596842
Circumference
1255370503.2249
Area
1.2541052215715E+17
Volume
3.3409099071713E+25
Surface area
5.0164208862861E+17
Circumference
1255370503.2249
Perimeter
799193684
Area
39919409034093241
Diagonal
282557636.71893
Surface area
239516454204559446
Volume
7.975834892265E+24
Space diagonal
346061016.44404
Perimeter
599395263
Area
1.7285611163793E+16
Altitude
173030508.22202
Surface area
1.7285611163793E+16
Volume
9.3996115632414E+23
Height
94185878.90631