198778900 is an even 9-digits composite number following 198778899
and preceding 198778901 . In scientific notation, it is written as 1.98778900 × 10^8.
The sum of its digits is 49. It has a total of 4 prime factors and 12 positive divisors.
There are 79511520 positive integers (up to 198778900) that are relatively prime to 198778900.
198778900 has 12 divisors, whose sum is 361777780
The reverse of 198778900 is 009877891
Previous prime number is 25
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred ninety-eight million seven hundred seventy-eight thousand nine hundred
Scientific notation
1.98778900 × 10^8
Engineering notation
1.98778900 × 10^6
Prime Factorization
2 × 2 × 25 × 1987789
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
99389450
Product of the distinct prime numbers
The prime factorization of 198778900 is 2 × 2 × 25 × 1987789.
Since it has a total of 4 prime factors.
5 , 5 , 93 , 84 , 656 , 43 , 4359 , 453 , 16592 , 70878 , 122965 , 113247 , 5312668 , 7675103 , 20422215 , 61494817 , 485457052 , 697330755 , 9475470893 , 9130837772
n×2
397557800
n×3
596336700
n×4
795115600
n×5
993894500
n÷2
99389450
n÷3
66259633.333333
n÷3
49694725
n÷5
39755780
n2
39513051085210000
n3
7.8543608303619E+24
n4
1.5612812060624E+33
n5
3.1034976073176E+41
2 √n
14098.897119988
3 √n
583.61094450652
4 √n
118.73877681696
5 √n
45.67452679495
1 , 2 , 4 , 25 , 50 , 100 , 1987789 , 3975578 , 7951156 , 49694725 , 99389450 , 198778900
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-198778899
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 198778900 can be divided by 12 positive divisors.
The sum of these divisors (counting 198778900) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1011110110010010000000010100
3
Ternary
111212001000101111
4
Quaternary
23312102000110
5
Quinary
401341411100
6
Senary
31420304404
8
Octal
1366220024
10
Decimal
198778900
12
Duodecimal
566a2104
16
Hexadecimal
bd92014
20
Vigesimal
3227750
36
Base36
3acis4
md5
bacce17caea3fdd7813a16b186657319
sha1
4e30b4f6a6c5ec72dfbbed3ca52fa1bcee4aafbd
sha256
d28c4d50a461452b9b37618d638349cc50ceabb0d025c61ed51583dd6353335d
sha512
ea7cc1a11c96e57f70593789c9064f58dbaa0b380f9b5e132803609ea3cb2dde7f498a64d2eb0e3481ee216ab8680d4b9035a39f3cc2f0090f9aa4a90c0a9d83
ripemd-160
09256d388cccff2509720de7e54edb39a7b8a13b
Diameter
397557800
Circumference
1248964663.8573
Area
1.2413391101021E+17
Volume
3.2900269711078E+25
Surface area
4.9653564404086E+17
Circumference
1248964663.8573
Perimeter
795115600
Area
39513051085210000
Diagonal
281115816.29361
Surface area
237078306511260000
Volume
7.8543608303619E+24
Space diagonal
344295154.27265
Perimeter
596336700
Area
1.7109653010412E+16
Altitude
172147577.13633
Surface area
1.7109653010412E+16
Volume
9.2564530083914E+23
Height
93705272.097868