128049189 is an odd 9-digits composite number following 128049188
and preceding 128049190 . In scientific notation, it is written as 1.28049189 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 78263280 positive integers (up to 128049189) that are relatively prime to 128049189.
128049189 has 16 divisors, whose sum is 185518080
The reverse of 128049189 is 981940821
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-eight million forty-nine thousand one hundred eighty-nine
Scientific notation
1.28049189 × 10^8
Engineering notation
1.28049189 × 10^6
Prime Factorization
31 × 3 × 19 × 72467
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128049189
Product of the distinct prime numbers
The prime factorization of 128049189 is 31 × 3 × 19 × 72467.
Since it has a total of 4 prime factors.
10 , 10 , 57 , 41 , 925 , 79 , 3169 , 9946 , 90215 , 13033 , 459279 , 862269 , 1911598 , 3536542 , 76937845 , 63043492 , 737058908 , 828745057 , 2576713389 , 6119839952
n×2
256098378
n×3
384147567
n×4
512196756
n×5
640245945
n÷2
64024594.5
n÷3
42683063
n÷3
32012297.25
n÷5
25609837.8
n2
16396594803557721
n3
2.0995706669572E+24
n4
2.6884832115206E+32
n5
3.4425809487532E+40
2 √n
11315.882157393
3 √n
504.03296820747
4 √n
106.37613528133
5 √n
41.828796232374
1 , 3 , 19 , 31 , 57 , 93 , 589 , 1767 , 72467 , 217401 , 1376873 , 2246477 , 4130619 , 6739431 , 42683063 , 128049189
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
-128049188
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 128049189 can be divided by 16 positive divisors.
The sum of these divisors (counting 128049189) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101000011110000000100101
3
Ternary
22220221120110120
4
Quaternary
13220132000211
5
Quinary
230240033224
6
Senary
20412312153
8
Octal
750360045
10
Decimal
128049189
12
Duodecimal
36a72659
16
Hexadecimal
7a1e025
20
Vigesimal
20062j9
36
Base36
248jdx
md5
2bc5b25fe9fb6f41e999996fec4b3d9c
sha1
eaf8552c147485d446581ece99a2815b3d2d4fe3
sha256
80993996d5fa0243632bea84e4c5a85f6f2b0534409b96364522509e085d7a0e
sha512
a02fcab8daf08a1c58a998a34026ffad81a19874666092efea6030bf55bf22cfede13263f12aaf48089608a8c109c7fe61b618449e1513126aa59c1eb2ba2b5d
ripemd-160
4b0894bc0db8b7535b531a053c1f8fda4d52f536
Diameter
256098378
Circumference
804556782.92106
Area
5.1511421778746E+16
Volume
8.7946610440071E+24
Surface area
2.0604568711498E+17
Circumference
804556782.92106
Perimeter
512196756
Area
16396594803557721
Diagonal
181088899.73468
Surface area
98379568821346326
Volume
2.0995706669572E+24
Space diagonal
221787701.21599
Perimeter
384147567
Area
7.0999338177205E+15
Altitude
110893850.60799
Surface area
7.0999338177205E+15
Volume
2.4743677603096E+23
Height
60362966.578225