128841189 is an odd 9-digits composite number following 128841188
and preceding 128841190 . In scientific notation, it is written as 1.28841189 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 85676976 positive integers (up to 128841189) that are relatively prime to 128841189.
128841189 has 8 divisors, whose sum is 172222560
The reverse of 128841189 is 981148821
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-eight million eight hundred forty-one thousand one hundred eighty-nine
Scientific notation
1.28841189 × 10^8
Engineering notation
1.28841189 × 10^6
Prime Factorization
3 × 397 × 108179
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128841189
Product of the distinct prime numbers
The prime factorization of 128841189 is 3 × 397 × 108179.
Since it has a total of 3 prime factors.
1 , 8 , 23 , 72 , 7 , 612 , 6092 , 7898 , 8595 , 18584 , 316020 , 339191 , 1033510 , 7838711 , 17766807 , 82771327 , 531141194 , 30847171 , 6491319433 , 6463188313
n×2
257682378
n×3
386523567
n×4
515364756
n×5
644205945
n÷2
64420594.5
n÷3
42947063
n÷3
32210297.25
n÷5
25768237.8
n2
16600051982933721
n3
2.138770434943E+24
n4
2.755617258361E+32
n5
3.5503700399615E+40
2 √n
11350.823274107
3 √n
505.07000173289
4 √n
106.54024251008
5 √n
41.880411941022
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
-128841188
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 128841189 can be divided by 8 positive divisors.
The sum of these divisors (counting 128841189) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011011111010111100101
3
Ternary
22222102210212220
4
Quaternary
13223133113211
5
Quinary
230440404224
6
Senary
20441302553
8
Octal
753372745
10
Decimal
128841189
12
Duodecimal
37194a59
16
Hexadecimal
7adf5e5
20
Vigesimal
20552j9
36
Base36
24pihx
md5
6fd2c959af227ce28fc658b92f372f0d
sha1
53bf8aeac64de8bcae254630ea268ad677d529a6
sha256
f263d7d1757f0226b5363f40cb7fcac612d65b201abca90257d2d2505ce58c99
sha512
eaf37f6aee09cc98c370945bcc81301ba5d624178dcf67aac131aed5c9b78b3307b42a4c7056a0dc1d9c923f5256ee8b775cdfee643d0c6d6137e39813f679d2
ripemd-160
efed7e044a31be9fbaf0cbe33cd4aec7d234d5b3
Diameter
257682378
Circumference
809533065.68435
Area
5.2150601358793E+16
Volume
8.9588606481759E+24
Surface area
2.0860240543517E+17
Circumference
809533065.68435
Perimeter
515364756
Area
16600051982933721
Diagonal
182208956.87608
Surface area
99600311897602326
Volume
2.138770434943E+24
Space diagonal
223159485.45558
Perimeter
386523567
Area
7.1880333606814E+15
Altitude
111579742.72779
Surface area
7.1880333606814E+15
Volume
2.5205651299158E+23
Height
60736318.958692