198806491 is an odd 9-digits composite number following 198806490
and preceding 198806492 . In scientific notation, it is written as 1.98806491 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 183029952 positive integers (up to 198806491) that are relatively prime to 198806491.
198806491 has 8 divisors, whose sum is 214663680
The reverse of 198806491 is 194608891
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred ninety-eight million eight hundred six thousand four hundred ninety-one
Scientific notation
1.98806491 × 10^8
Engineering notation
1.98806491 × 10^6
Prime Factorization
13 × 383 × 39929
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
198806491
Product of the distinct prime numbers
The prime factorization of 198806491 is 13 × 383 × 39929.
Since it has a total of 3 prime factors.
8 , 7 , 49 , 98 , 945 , 417 , 8487 , 1231 , 48516 , 69510 , 78799 , 763057 , 7974922 , 4678658 , 98507442 , 27172571 , 132573258 , 419993293 , 224269225 , 5937111666
n×2
397612982
n×3
596419473
n×4
795225964
n×5
994032455
n÷2
99403245.5
n÷3
66268830.333333
n÷3
49701622.75
n÷5
39761298.2
n2
39524020863733081
n3
7.8576318981296E+24
n4
1.5621482252368E+33
n5
3.1056520708121E+41
2 √n
14099.875566827
3 √n
583.63794546858
4 √n
118.74289691104
5 √n
45.675794671879
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
-198806490
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 198806491 can be divided by 8 positive divisors.
The sum of these divisors (counting 198806491) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011110110011000101111011011
3
Ternary
111212002102020101
4
Quaternary
23312120233123
5
Quinary
401343301431
6
Senary
31421040231
8
Octal
1366305733
10
Decimal
198806491
12
Duodecimal
566b6077
16
Hexadecimal
bd98bdb
20
Vigesimal
322ag4b
36
Base36
3ad42j
md5
068d08907dde12993d1e465f9f12612e
sha1
985fe3b42f0c7105de46b47fe14fb95d2e758bb0
sha256
6758ffffdf5c94cf5b79036595ac7a2d064a1af5a2a34dbf84957a1fb3e71596
sha512
76df8b05cd0e2a3a9f6cabaa158ad7a92a6ad37bda745b0624e8f1d86b13905da787cfc37e6d40c6a3dbb6474c6978188460622dafcedcd3b35b5653391bd0bc
ripemd-160
eab0eb1a3b14683565950bdb0541aa8a32d34976
Diameter
397612982
Circumference
1249138023.2231
Area
1.2416837358583E+17
Volume
3.2913971527702E+25
Surface area
4.9667349434333E+17
Circumference
1249138023.2231
Perimeter
795225964
Area
39524020863733081
Diagonal
281154835.86
Surface area
237144125182398486
Volume
7.8576318981296E+24
Space diagonal
344342943.28648
Perimeter
596419473
Area
1.711440306385E+16
Altitude
172171471.64324
Surface area
1.711440306385E+16
Volume
9.2603079987252E+23
Height
93718278.620002