198492561 is an odd 9-digits composite number following 198492560
and preceding 198492562 . In scientific notation, it is written as 1.98492561 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 124544256 positive integers (up to 198492561) that are relatively prime to 198492561.
198492561 has 8 divisors, whose sum is 233520840
The reverse of 198492561 is 165294891
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred ninety-eight million four hundred ninety-two thousand five hundred sixty-one
Scientific notation
1.98492561 × 10^8
Engineering notation
1.98492561 × 10^6
Prime Factorization
9 × 17 × 1297337
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
198492561
Product of the distinct prime numbers
The prime factorization of 198492561 is 9 × 17 × 1297337.
Since it has a total of 3 prime factors.
4 , 8 , 70 , 22 , 981 , 179 , 9615 , 9504 , 82207 , 7646 , 354379 , 539802 , 2381647 , 4213153 , 18244682 , 92405215 , 709153360 , 782072135 , 3977502927 , 1186952677
n×2
396985122
n×3
595477683
n×4
793970244
n×5
992462805
n÷2
99246280.5
n÷3
66164187
n÷3
49623140.25
n÷5
39698512.2
n2
39399296772338721
n3
7.8204673179405E+24
n4
1.5523045861548E+33
n5
3.0812091275792E+41
2 √n
14088.738800901
3 √n
583.33058128407
4 √n
118.69599319649
5 √n
45.661360467369
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
-198492560
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 198492561 can be divided by 8 positive divisors.
The sum of these divisors (counting 198492561) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011110101001100000110010001
3
Ternary
111211111110121100
4
Quaternary
23311030012101
5
Quinary
401303230221
6
Senary
31410215013
8
Octal
1365140621
10
Decimal
198492561
12
Duodecimal
56584469
16
Hexadecimal
bd4c191
20
Vigesimal
320bb81
36
Base36
3a6du9
md5
3415207bbca1c55f519122b430d06e8e
sha1
2dd89c832397f6c9e4066f09444be001066e6926
sha256
f57c5bacd0f5ea6e7a6538556fb9e5b76d9fd772b699bba9ef259ad0e7420b2a
sha512
0f9367a25c1655bec3c9d640c83f7e172689152507f855c21cfdfe6638f915e675e12c4bbe2dd75a23f276c8319ddeb59963921f188494a1c745b7a65d34ef5f
ripemd-160
40d820a5551dbafddef0112f8cdb1ef8616c1da4
Diameter
396985122
Circumference
1247165542.8596
Area
1.2377654129658E+17
Volume
3.2758296898241E+25
Surface area
4.9510616518633E+17
Circumference
1247165542.8596
Perimeter
793970244
Area
39399296772338721
Diagonal
280710871.79637
Surface area
236395780634032326
Volume
7.8204673179405E+24
Space diagonal
343799200.57646
Perimeter
595477683
Area
1.7060395948044E+16
Altitude
171899600.28823
Surface area
1.7060395948044E+16
Volume
9.2165091209392E+23
Height
93570290.59879