128328191 is an odd 9-digits composite number following 128328190
and preceding 128328192 . In scientific notation, it is written as 1.28328191 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 128158800 positive integers (up to 128328191) that are relatively prime to 128328191.
128328191 has 4 divisors, whose sum is 128497584
The reverse of 128328191 is 191823821
Previous prime number is 761
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million three hundred twenty-eight thousand one hundred ninety-one
Scientific notation
1.28328191 × 10^8
Engineering notation
1.28328191 × 10^6
Prime Factorization
761 × 168631
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128328191
Product of the distinct prime numbers
The prime factorization of 128328191 is 761 × 168631.
Since it has a total of 2 prime factors.
1 , 5 , 32 , 37 , 739 , 976 , 8053 , 7939 , 25352 , 2605 , 915452 , 305730 , 9963534 , 5392997 , 84878012 , 66062985 , 545410714 , 42728933 , 2195829568 , 2195045619
n×2
256656382
n×3
384984573
n×4
513312764
n×5
641640955
n÷2
64164095.5
n÷3
42776063.666667
n÷3
32082047.75
n÷5
25665638.2
n2
16468124605332481
n3
2.1133246397649E+24
n4
2.7119912801676E+32
n5
3.4802493499168E+40
2 √n
11328.203343867
3 √n
504.39877605453
4 √n
106.43403282723
5 √n
41.847008233484
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128328190
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128328191 can be divided by 4 positive divisors.
The sum of these divisors (counting 128328191) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001100010000111111111
3
Ternary
22221110202011222
4
Quaternary
13221202013333
5
Quinary
230323000231
6
Senary
20422303555
8
Octal
751420777
10
Decimal
128328191
12
Duodecimal
36b87bbb
16
Hexadecimal
7a621ff
20
Vigesimal
202109b
36
Base36
24einz
md5
b53e2897b16e17f7f66835c587008572
sha1
dc6a99165ef627a1f2a542e55f7fd20a6c7b7414
sha256
1b2799f2e3a4cbe1bb6035ad3694d0a13226ab12af526308f8fe64e42b4e1d62
sha512
4975a7e04204b44c38f0903c41687ff8519c3efdbf242ac94c8c956daf0f300553e7738e9b625428de34a9cb3300ad1813b0fd082cd641a150526187c2187760
ripemd-160
370d88496dfe1d4a66b6e1bccafd0ae115b2c0ed
Diameter
256656382
Circumference
806309804.18814
Area
5.1736139278514E+16
Volume
8.852273550581E+24
Surface area
2.0694455711406E+17
Circumference
806309804.18814
Perimeter
513312764
Area
16468124605332481
Diagonal
181483468.147
Surface area
98808747631994886
Volume
2.1133246397649E+24
Space diagonal
222270946.8554
Perimeter
384984573
Area
7.1309071304528E+15
Altitude
111135473.4277
Surface area
7.1309071304528E+15
Volume
2.4905769727106E+23
Height
60494489.382335