198127890 is an even 9-digits composite number following 198127889
and preceding 198127891 . In scientific notation, it is written as 1.98127890 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 52834032 positive integers (up to 198127890) that are relatively prime to 198127890.
198127890 has 16 divisors, whose sum is 405062016
The reverse of 198127890 is 098721891
Previous prime number is 45
Is Prime? no
Number parity even
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred ninety-eight million one hundred twenty-seven thousand eight hundred ninety
Scientific notation
1.98127890 × 10^8
Engineering notation
1.98127890 × 10^6
Prime Factorization
2 × 3 × 45 × 733807
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
198127890
Product of the distinct prime numbers
The prime factorization of 198127890 is 2 × 3 × 45 × 733807.
Since it has a total of 4 prime factors.
7 , 6 , 19 , 16 , 878 , 627 , 894 , 3404 , 5929 , 18987 , 496079 , 423049 , 3822476 , 7670390 , 10237683 , 71770930 , 488293843 , 373276806 , 342059676 , 4696234381
n×2
396255780
n×3
594383670
n×4
792511560
n×5
990639450
n÷2
99063945
n÷3
66042630
n÷3
49531972.5
n÷5
39625578
n2
39254660795852100
n3
7.7774431161479E+24
n4
1.5409283941974E+33
n5
3.0530089138342E+41
2 √n
14075.790919163
3 √n
582.9731301859
4 √n
118.64143845707
5 √n
45.644570292279
1 , 2 , 3 , 6 , 45 , 90 , 135 , 270 , 733807 , 1467614 , 2201421 , 4402842 , 33021315 , 66042630 , 99063945 , 198127890
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
-198127889
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 198127890 can be divided by 16 positive divisors.
The sum of these divisors (counting 198127890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011110011110011000100010010
3
Ternary
111210210221101000
4
Quaternary
23303303010102
5
Quinary
401210043030
6
Senary
31354322430
8
Octal
1363630422
10
Decimal
198127890
12
Duodecimal
56429416
16
Hexadecimal
bcf3112
20
Vigesimal
31i5jea
36
Base36
39ykgi
md5
3aaadbdf22fb983a32a56923417b0feb
sha1
7e996f4057ef44fcae10c58d0f359408dcb19aff
sha256
c091d4154ac0c954ab3080ad780e9cf24d3f3d80aa039d0c65bb0b9132c9afc6
sha512
974846f71d91f3d61a4a0f283a61a3207124e28786e18e1969d1a035e668a26c2513a7ef147247f2fadf0417dd89f355a1eac488d68ab94d17ff780aa20e6923
ripemd-160
0414cef2a59005c108300fbbbdcc6ba5df086bd0
Diameter
396255780
Circumference
1244874247.3905
Area
1.2332215397541E+17
Volume
3.2578077543204E+25
Surface area
4.9328861590163E+17
Circumference
1244874247.3905
Perimeter
792511560
Area
39254660795852100
Diagonal
280195149.12236
Surface area
235527964775112600
Volume
7.7774431161479E+24
Space diagonal
343167571.87642
Perimeter
594383670
Area
1.6997766733074E+16
Altitude
171583785.93821
Surface area
1.6997766733074E+16
Volume
9.165804612868E+23
Height
93398383.040788