198180890 is an even 9-digits composite number following 198180889
and preceding 198180891 . In scientific notation, it is written as 1.98180890 × 10^8.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 79231824 positive integers (up to 198180890) that are relatively prime to 198180890.
198180890 has 16 divisors, whose sum is 356908032
The reverse of 198180890 is 098081891
Previous prime number is 2647
Is Prime? no
Number parity even
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred ninety-eight million one hundred eighty thousand eight hundred ninety
Scientific notation
1.98180890 × 10^8
Engineering notation
1.98180890 × 10^6
Prime Factorization
2 × 5 × 2647 × 7487
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
198180890
Product of the distinct prime numbers
The prime factorization of 198180890 is 2 × 5 × 2647 × 7487.
Since it has a total of 4 prime factors.
9 , 10 , 76 , 73 , 472 , 894 , 8508 , 2104 , 84135 , 63933 , 682887 , 770514 , 8517512 , 382371 , 96126126 , 56323912 , 943785563 , 927814681 , 5132153822 , 1834624360
n×2
396361780
n×3
594542670
n×4
792723560
n×5
990904450
n÷2
99090445
n÷3
66060296.666667
n÷3
49545222.5
n÷5
39636178
n2
39275665161192100
n3
7.783686276987E+24
n4
1.5425778738541E+33
n5
3.0570945593471E+41
2 √n
14077.673458352
3 √n
583.02510809645
4 √n
118.64937192566
5 √n
45.647012051905
1 , 2 , 5 , 10 , 2647 , 5294 , 7487 , 13235 , 14974 , 26470 , 37435 , 74870 , 19818089 , 39636178 , 99090445 , 198180890
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-198180889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 198180890 can be divided by 16 positive divisors.
The sum of these divisors (counting 198180890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011110100000000000000011010
3
Ternary
111210220122001222
4
Quaternary
23310000000122
5
Quinary
401213242030
6
Senary
31355412042
8
Octal
1364000032
10
Decimal
198180890
12
Duodecimal
56454022
16
Hexadecimal
bd0001a
20
Vigesimal
31icc4a
36
Base36
39zpcq
md5
31143557852e7b0ac8775dc4f7d96eea
sha1
d8068983ddae07dd561fa58ad32fc958794fdd34
sha256
ab0799414bb7bbcd0c15b4f0965e1f726057bbd3bdab9ef797e0a7de7710bc6b
sha512
9932950ba7421313764413adedefae0c836e68b08abf956f99212a8a8525d4cc6fa555144f683377b22c901c1fc84687e0a292bc19c1dce2165e688b74d382ac
ripemd-160
8a3fcc02a630f851e62787900ae47450cfd24fcf
Diameter
396361780
Circumference
1245207256.2118
Area
1.2338814113525E+17
Volume
3.2604228834174E+25
Surface area
4.9355256454101E+17
Circumference
1245207256.2118
Perimeter
792723560
Area
39275665161192100
Diagonal
280270102.44117
Surface area
235653990967152600
Volume
7.783686276987E+24
Space diagonal
343259370.56922
Perimeter
594542670
Area
1.7006861890062E+16
Altitude
171629685.28461
Surface area
1.7006861890062E+16
Volume
9.173162248477E+23
Height
93423367.48039