198597989 is an odd 9-digits prime number following 198597988
and preceding 198597990 . In scientific notation, it is written as 1.98597989 × 10^8.
The sum of its digits is 65. It has a total of 1 prime factors and 2 positive divisors.
There are 198597988 positive integers (up to 198597989) that are relatively prime to 198597989.
198597989 has 2 divisors, whose sum is 198597990
The reverse of 198597989 is 989795891
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 65 Digital Root 2
Name
one hundred ninety-eight million five hundred ninety-seven thousand nine hundred eighty-nine
Scientific notation
1.98597989 × 10^8
Engineering notation
1.98597989 × 10^6
Prime Factorization
198597989
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
198597989 Product of the distinct prime numbers
The prime factorization of 198597989 is 198597989.
Since it has a total of 1 prime factors.
2 , 3 , 9 , 96 , 453 , 764 , 7378 , 6108 , 48129 , 72663 , 765254 , 386852 , 1030341 , 1003102 , 9590036 , 60550084 , 511005781 , 79015277 , 3903237000 , 4924430899
n×2
397195978
n×3
595793967
n×4
794391956
n×5
992989945
n÷2
99298994.5
n÷3
66199329.666667
n÷3
49649497.25
n÷5
39719597.8
n2
39441161234844121
n3
7.8329353050648E+24
n4
1.555605199553E+33
n5
3.0894006430916E+41
2 √n14092.479874032
3 √n583.43384038708
4 √n118.71175120447
5 √n45.666209982581
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
198597990 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
99298995 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
14092.479909512 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999899294 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 198597989 can be divided by 2 positive divisors.
The sum of these divisors (counting 198597989) is 198597990, the average is 99298995.
Base
System
Value
2
Binary
1011110101100101110101100101
3
Ternary
111211200211020002
4
Quaternary
23311211311211
5
Quinary
401320113424
6
Senary
31412351045
8
Octal
1365456545
10
Decimal
198597989
12
Duodecimal
56615485
16
Hexadecimal
bd65d65
20
Vigesimal
3214ej9
36
Base36
3a8n6t
md5
f6b04e31d9ea82bda902e1578d3efe1f
sha1
63dc46329b689ef294545cee92ae1195120087d7
sha256
8b2bbb777bb8b513fab6db01bff3235c7ad7ed99fa3f524b671ea2b6ecf3946d
sha512
fb1e2c674bb2be7909efa559d7ff2ed4c07968e7d8e32348e422e4e70889e26f256650a6b516e70f54706613f10dad877ef2bee829155f7183ba92c7d4f541fe
ripemd-160
905efad208af63b86ea9696d0c1933733742d362
Diameter
397195978
Circumference
1247827966.5202
Area
1.2390806238444E+17
Volume
3.2810522680581E+25
Surface area
4.9563224953775E+17
Circumference
1247827966.5202
Perimeter
794391956
Area
39441161234844121
Diagonal
280859969.50382
Surface area
236646967409064726
Volume
7.8329353050648E+24
Space diagonal
343981807.229
Perimeter
595793967
Area
1.7078523792067E+16
Altitude
171990903.6145
Surface area
1.7078523792067E+16
Volume
9.2312027846781E+23
Height
93619989.834608