198597988 is an even 9-digits composite number following 198597987
and preceding 198597989 . In scientific notation, it is written as 1.98597988 × 10^8.
The sum of its digits is 64. It has a total of 4 prime factors and 12 positive divisors.
There are 99260672 positive integers (up to 198597988) that are relatively prime to 198597988.
198597988 has 12 divisors, whose sum is 347680620
The reverse of 198597988 is 889795891
Previous prime number is 3089
Is Prime? no
Number parity even
Number length 9
Sum of Digits 64
Digital Root 1
Name
one hundred ninety-eight million five hundred ninety-seven thousand nine hundred eighty-eight
Scientific notation
1.98597988 × 10^8
Engineering notation
1.98597988 × 10^6
Prime Factorization
2 × 2 × 3089 × 16073
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
99298994
Product of the distinct prime numbers
The prime factorization of 198597988 is 2 × 2 × 3089 × 16073.
Since it has a total of 4 prime factors.
10 , 4 , 98 , 31 , 593 , 325 , 7748 , 5490 , 83645 , 83064 , 771150 , 228430 , 9439790 , 1288883 , 37232350 , 6446150 , 7609758 , 431659702 , 1468125634 , 3901247130
n×2
397195976
n×3
595793964
n×4
794391952
n×5
992989940
n÷2
99298994
n÷3
66199329.333333
n÷3
49649497
n÷5
39719597.6
n2
39441160837648144
n3
7.8329351867413E+24
n4
1.5556051682212E+33
n5
3.0894005653114E+41
2 √n
14092.479838552
3 √n
583.43383940782
4 √n
118.71175105503
5 √n
45.666209936593
1 , 2 , 4 , 3089 , 6178 , 12356 , 16073 , 32146 , 64292 , 49649497 , 99298994 , 198597988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-198597987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 198597988 can be divided by 12 positive divisors.
The sum of these divisors (counting 198597988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1011110101100101110101100100
3
Ternary
111211200211020001
4
Quaternary
23311211311210
5
Quinary
401320113423
6
Senary
31412351044
8
Octal
1365456544
10
Decimal
198597988
12
Duodecimal
56615484
16
Hexadecimal
bd65d64
20
Vigesimal
3214ej8
36
Base36
3a8n6s
md5
2081df3cec438f0fe50ad3e2c03b2e05
sha1
42933d776ec01da544507f0b7f4afca94221a032
sha256
b4ec4c8c46c874c5a02bc1299b1c11889622a0091773c2332e252dc13b9b872f
sha512
476eac1583bb97b1f96d5928f6e11d734d82d27812c3c0eb28cd7abc5794c68ccf0e3c3726720f23691376191fc15e6f2ebae2edcfbc88046d09d3dac287015c
ripemd-160
df234b7706bc3d78e8d192614a4a7e763165d255
Diameter
397195976
Circumference
1247827960.237
Area
1.2390806113661E+17
Volume
3.2810522184949E+25
Surface area
4.9563224454644E+17
Circumference
1247827960.237
Perimeter
794391952
Area
39441160837648144
Diagonal
280859968.08961
Surface area
236646965025888864
Volume
7.8329351867413E+24
Space diagonal
343981805.49695
Perimeter
595793964
Area
1.7078523620076E+16
Altitude
171990902.74848
Surface area
1.7078523620076E+16
Volume
9.2312026452325E+23
Height
93619989.363203