198231808 is an even 9-digits composite number following 198231807
and preceding 198231809 . In scientific notation, it is written as 1.98231808 × 10^8.
The sum of its digits is 40. It has a total of 9 prime factors and 18 positive divisors.
There are 99115776 positive integers (up to 198231808) that are relatively prime to 198231808.
198231808 has 18 divisors, whose sum is 395689784
The reverse of 198231808 is 808132891
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred ninety-eight million two hundred thirty-one thousand eight hundred eight
Scientific notation
1.98231808 × 10^8
Engineering notation
1.98231808 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 774343
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
9
Total number of prime factors
rad
Radical
1548686
Product of the distinct prime numbers
The prime factorization of 198231808 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 774343.
Since it has a total of 9 prime factors.
5 , 4 , 100 , 3 , 531 , 768 , 3609 , 3240 , 88746 , 85276 , 649000 , 446215 , 2283370 , 2302429 , 88312348 , 38845848 , 984664325 , 745128730 , 7785223722 , 4509003010
n×2
396463616
n×3
594695424
n×4
792927232
n×5
991159040
n÷2
99115904
n÷3
66077269.333333
n÷3
49557952
n÷5
39646361.6
n2
39295849702948864
n3
7.7896873335118E+24
n4
1.5441638038767E+33
n5
3.0610238269064E+41
2 √n
14079.481808646
3 √n
583.07503543035
4 √n
118.65699224507
5 √n
45.649357399865
1 , 2 , 4 , 8 , 16 , 32 , 64 , 128 , 256 , 774343 , 1548686 , 3097372 , 6194744 , 12389488 , 24778976 , 49557952 , 99115904 , 198231808
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-198231807
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 198231808 can be divided by 18 positive divisors.
The sum of these divisors (counting 198231808) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
1011110100001100011100000000
3
Ternary
111211000012220211
4
Quaternary
23310030130000
5
Quinary
401221404213
6
Senary
31400443504
8
Octal
1364143400
10
Decimal
198231808
12
Duodecimal
56479594
16
Hexadecimal
bd0c700
20
Vigesimal
31iija8
36
Base36
3a0sn4
md5
d13604b1901a2a75c0acfc50bac2823a
sha1
576acb68562253d9c7603aacf4e18ead614931a6
sha256
024273cf912c188b803cf76ad0f2f6da8218f363cb62a354009363c2ae4a2b7b
sha512
12cbee51df7ee3993b74ee015f44fdc083ef7a9de3986b272ef194cd53d862b9d3122afc174ecd2823c6c0c57080b128f6c578641437108c9ddf88b0c9db43b5
ripemd-160
44721b1ffac78b891c23eb947b6963a0506e0ba9
Diameter
396463616
Circumference
1245527183.4412
Area
1.2345155274335E+17
Volume
3.2629366000963E+25
Surface area
4.9380621097341E+17
Circumference
1245527183.4412
Perimeter
792927232
Area
39295849702948864
Diagonal
280342111.36734
Surface area
235775098217693184
Volume
7.7896873335118E+24
Space diagonal
343347563.13224
Perimeter
594695424
Area
1.7015602053024E+16
Altitude
171673781.56612
Surface area
1.7015602053024E+16
Volume
9.1802345614153E+23
Height
93447370.45578