198388889 is an odd 9-digits composite number following 198388888
and preceding 198388890 . In scientific notation, it is written as 1.98388889 × 10^8.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 196552720 positive integers (up to 198388889) that are relatively prime to 198388889.
198388889 has 8 divisors, whose sum is 200230272
The reverse of 198388889 is 988883891
Previous prime number is 1373
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 62
Digital Root 8
Name
one hundred ninety-eight million three hundred eighty-eight thousand eight hundred eighty-nine
Scientific notation
1.98388889 × 10^8
Engineering notation
1.98388889 × 10^6
Prime Factorization
131 × 1373 × 1103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
198388889
Product of the distinct prime numbers
The prime factorization of 198388889 is 131 × 1373 × 1103.
Since it has a total of 3 prime factors.
3 , 1 , 20 , 52 , 633 , 56 , 2532 , 6239 , 8124 , 36215 , 536887 , 817445 , 2455232 , 6003198 , 68728763 , 6670539 , 81510074 , 276721994 , 7078776805 , 7574149178
n×2
396777778
n×3
595166667
n×4
793555556
n×5
991944445
n÷2
99194444.5
n÷3
66129629.666667
n÷3
49597222.25
n÷5
39677777.8
n2
39358151278654321
n3
7.8082199052662E+24
n4
1.5490640720734E+33
n5
3.0731710024847E+41
2 √n
14085.059069809
3 √n
583.22900639479
4 √n
118.68049153003
5 √n
45.656589715429
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-198388888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 198388889 can be divided by 8 positive divisors.
The sum of these divisors (counting 198388889) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011110100110010110010011001
3
Ternary
111211022012101122
4
Quaternary
23310302302121
5
Quinary
401241421024
6
Senary
31404055025
8
Octal
1364626231
10
Decimal
198388889
12
Duodecimal
56534475
16
Hexadecimal
bd32c99
20
Vigesimal
31jic49
36
Base36
3a45uh
md5
47cb587fb73299611d5ec79bc39bf53a
sha1
98e6073091f007c0aa932a88950e1e64ef8d6cf1
sha256
bf69467b68b32bec03aca98b3a61206dff1d456be3146cb9e57c059a0413aa3c
sha512
25151898783db3191afa8bb25df84f7a0ed02c33eee0cc50fa445749d7a053bdbecc2d4346233684fbbae0ed35920671782806da5b0dc2734426118e26446204
ripemd-160
5cb67987a21ffb9d6db4d89cad73c7003bce0d6f
Diameter
396777778
Circumference
1246514152.4725
Area
1.236472789159E+17
Volume
3.2706995055997E+25
Surface area
4.9458911566358E+17
Circumference
1246514152.4725
Perimeter
793555556
Area
39358151278654321
Diagonal
280564257.44793
Surface area
236148907671925926
Volume
7.8082199052662E+24
Space diagonal
343619635.40514
Perimeter
595166667
Area
1.7042579426653E+16
Altitude
171809817.70257
Surface area
1.7042579426653E+16
Volume
9.2020754066825E+23
Height
93521419.14931