128331394 is an even 9-digits composite number following 128331393
and preceding 128331395 . In scientific notation, it is written as 1.28331394 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 62600640 positive integers (up to 128331394) that are relatively prime to 128331394.
128331394 has 8 divisors, whose sum is 197192268
The reverse of 128331394 is 493133821
Previous prime number is 41
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-eight million three hundred thirty-one thousand three hundred ninety-four
Scientific notation
1.28331394 × 10^8
Engineering notation
1.28331394 × 10^6
Prime Factorization
2 × 41 × 1565017
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128331394
Product of the distinct prime numbers
The prime factorization of 128331394 is 2 × 41 × 1565017.
Since it has a total of 3 prime factors.
1 , 7 , 11 , 25 , 540 , 304 , 1212 , 6239 , 6390 , 55427 , 102105 , 428472 , 4157744 , 8959490 , 87379421 , 4108119 , 114212803 , 580061631 , 876690570 , 1190989033
n×2
256662788
n×3
384994182
n×4
513325576
n×5
641656970
n÷2
64165697
n÷3
42777131.333333
n÷3
32082848.5
n÷5
25666278.8
n2
16468946685983236
n3
2.1134828859239E+24
n4
2.7122620494576E+32
n5
3.4806836970019E+40
2 √n
11328.3447158
3 √n
504.40297252357
4 √n
106.43469695452
5 √n
41.84721712699
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
-128331393
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 128331394 can be divided by 8 positive divisors.
The sum of these divisors (counting 128331394) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001100010111010000010
3
Ternary
22221110220120121
4
Quaternary
13221202322002
5
Quinary
230323101034
6
Senary
20422330454
8
Octal
751427202
10
Decimal
128331394
12
Duodecimal
36b89a2a
16
Hexadecimal
7a62e82
20
Vigesimal
202189e
36
Base36
24el4y
md5
3094ac2227d19b8731ae6ab069bffaa5
sha1
08f9a0ee456d5ff2e89891c8b230b8a732d082a6
sha256
26e9ba6297ffa4018a286a72f9d620487ac083b498b92b86a970e4dcb9c61463
sha512
ff9ac55a7d68ffa4e05730c9324bf48b587c6fd73e8c7bdb8a3a3f621466e28cb8c9f9c2bb87c97450ae24465436f5c849e1d8916c2fbba1a011f3ecdfbc4e30
ripemd-160
239eaa74e02d5f09c6a306ca8ef0d6f1cadac7b1
Diameter
256662788
Circumference
806329929.23067
Area
5.1738721921047E+16
Volume
8.8529364105417E+24
Surface area
2.0695488768419E+17
Circumference
806329929.23067
Perimeter
513325576
Area
16468946685983236
Diagonal
181487997.87305
Surface area
98813680115899416
Volume
2.1134828859239E+24
Space diagonal
222276494.61414
Perimeter
384994182
Area
7.1312631018165E+15
Altitude
111138247.30707
Surface area
7.1312631018165E+15
Volume
2.4907634675975E+23
Height
60495999.291015