128049185 is an odd 9-digits composite number following 128049184
and preceding 128049186 . In scientific notation, it is written as 1.28049185 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 87648000 positive integers (up to 128049185) that are relatively prime to 128049185.
128049185 has 16 divisors, whose sum is 177489792
The reverse of 128049185 is 581940821
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-eight million forty-nine thousand one hundred eighty-five
Scientific notation
1.28049185 × 10^8
Engineering notation
1.28049185 × 10^6
Prime Factorization
5 × 11 × 17 × 136951
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128049185
Product of the distinct prime numbers
The prime factorization of 128049185 is 5 × 11 × 17 × 136951.
Since it has a total of 4 prime factors.
5 , 2 , 50 , 72 , 191 , 691 , 7499 , 9820 , 96911 , 41768 , 517812 , 297123 , 105792 , 1176795 , 84836190 , 36480485 , 843216409 , 834087004 , 3875944913 , 7251033086
n×2
256098370
n×3
384147555
n×4
512196740
n×5
640245925
n÷2
64024592.5
n÷3
42683061.666667
n÷3
32012296.25
n÷5
25609837
n2
16396593779164225
n3
2.099570470198E+24
n4
2.6884828755893E+32
n5
3.4425804110566E+40
2 √n
11315.88198065
3 √n
504.03296295914
4 √n
106.37613445059
5 √n
41.828795971045
1 , 5 , 11 , 17 , 55 , 85 , 187 , 935 , 136951 , 684755 , 1506461 , 2328167 , 7532305 , 11640835 , 25609837 , 128049185
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
-128049184
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 128049185 can be divided by 16 positive divisors.
The sum of these divisors (counting 128049185) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101000011110000000100001
3
Ternary
22220221120110102
4
Quaternary
13220132000201
5
Quinary
230240033220
6
Senary
20412312145
8
Octal
750360041
10
Decimal
128049185
12
Duodecimal
36a72655
16
Hexadecimal
7a1e021
20
Vigesimal
20062j5
36
Base36
248jdt
md5
2fea9c525458726932c787fd29539dac
sha1
ecbae82f1f5010de7cf135b87fe15835c4e4c5e5
sha256
3c9551db478d9af98ba554cbc053f93e8c7a038270536381531caaf9c1d12656
sha512
5fbd8a76ee83c6a97c2d3b483627da96b658162b93edd95d63e8acd4526fcc867fe27d02a5c8ce9ff56b3697bf9f338ff85320ca119d99463d14e2e1892f944a
ripemd-160
37ea35202a4d2ee41df8fd1474685b144256db82
Diameter
256098370
Circumference
804556757.78832
Area
5.1511418560518E+16
Volume
8.7946602198243E+24
Surface area
2.0604567424207E+17
Circumference
804556757.78832
Perimeter
512196740
Area
16396593779164225
Diagonal
181088894.07782
Surface area
98379562674985350
Volume
2.099570470198E+24
Space diagonal
221787694.28779
Perimeter
384147555
Area
7.0999333741451E+15
Altitude
110893847.14389
Surface area
7.0999333741451E+15
Volume
2.4743675284268E+23
Height
60362964.692607