128191330 is an even 9-digits composite number following 128191329
and preceding 128191331 . In scientific notation, it is written as 1.28191330 × 10^8.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 51238512 positive integers (up to 128191330) that are relatively prime to 128191330.
128191330 has 16 divisors, whose sum is 230915520
The reverse of 128191330 is 033191821
Previous prime number is 7879
Is Prime? no
Number parity even
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-eight million one hundred ninety-one thousand three hundred thirty
Scientific notation
1.28191330 × 10^8
Engineering notation
1.28191330 × 10^6
Prime Factorization
2 × 5 × 7879 × 1627
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128191330
Product of the distinct prime numbers
The prime factorization of 128191330 is 2 × 5 × 7879 × 1627.
Since it has a total of 4 prime factors.
3 , 1 , 80 , 89 , 952 , 327 , 1301 , 8803 , 99599 , 92121 , 767427 , 8814 , 7855315 , 4122296 , 36926080 , 74486980 , 315447541 , 877387337 , 1887794276 , 4840273743
n×2
256382660
n×3
384573990
n×4
512765320
n×5
640956650
n÷2
64095665
n÷3
42730443.333333
n÷3
32047832.5
n÷5
25638266
n2
16433017087168900
n3
2.1065703163169E+24
n4
2.7004405058719E+32
n5
3.4617306003359E+40
2 √n
11322.16101281
3 √n
504.2193998375
4 √n
106.40564370751
5 √n
41.838078522671
1 , 2 , 5 , 10 , 1627 , 3254 , 7879 , 8135 , 15758 , 16270 , 39395 , 78790 , 12819133 , 25638266 , 64095665 , 128191330
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
-128191329
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 128191330 can be divided by 16 positive divisors.
The sum of these divisors (counting 128191330) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001000000101101100010
3
Ternary
22221012210110001
4
Quaternary
13221000231202
5
Quinary
230304110310
6
Senary
20415330214
8
Octal
751005542
10
Decimal
128191330
12
Duodecimal
36b2096a
16
Hexadecimal
7a40b62
20
Vigesimal
2013i6a
36
Base36
24bl2a
md5
a85adf8faafe39e9b11914943cab0768
sha1
841044002d92390f84bbd1387f2701fa7de682a8
sha256
dfc54d7d46cd985ef3c4b1860eb80050bad536f1459c1591c1c8fb4fb292fc71
sha512
df4449034cf4c3691fe366b05a949f97504a55705f5460fb86fd3f786882d67bf5aadd7c3d670e5fa5d85ef8368dfeaa8842bf96db6e22d807056d1585eb4269
ripemd-160
66fa01516ab82d4db044fa99eb018da94fe4c4b3
Diameter
256382660
Circumference
805449881.16381
Area
5.1625845757365E+16
Volume
8.823981106682E+24
Surface area
2.0650338302946E+17
Circumference
805449881.16381
Perimeter
512765320
Area
16433017087168900
Diagonal
181289917.46465
Surface area
98598102523013400
Volume
2.1065703163169E+24
Space diagonal
222033896.64983
Perimeter
384573990
Area
7.115705129156E+15
Altitude
111016948.32491
Surface area
7.115705129156E+15
Volume
2.48261692619E+23
Height
60429972.488215