128331329 is an odd 9-digits composite number following 128331328
and preceding 128331330 . In scientific notation, it is written as 1.28331329 × 10^8.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 104524992 positive integers (up to 128331329) that are relatively prime to 128331329.
128331329 has 16 divisors, whose sum is 154046208
The reverse of 128331329 is 923133821
Previous prime number is 157
Is Prime? no Number parity odd Number length 9 Sum of Digits 32 Digital Root 5
Name
one hundred twenty-eight million three hundred thirty-one thousand three hundred twenty-nine
Scientific notation
1.28331329 × 10^8
Engineering notation
1.28331329 × 10^6
Prime Factorization
7 × 23 × 157 × 5077
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
128331329 Product of the distinct prime numbers
The prime factorization of 128331329 is 7 × 23 × 157 × 5077.
Since it has a total of 4 prime factors.
9 , 1 , 81 , 93 , 451 , 23 , 4467 , 8951 , 54295 , 29379 , 175169 , 805077 , 3480294 , 3562594 , 51207796 , 75084794 , 751432076 , 66910234 , 8342384225 , 8201243697
n×2
256662658
n×3
384993987
n×4
513325316
n×5
641656645
n÷2
64165664.5
n÷3
42777109.666667
n÷3
32082832.25
n÷5
25666265.8
n2
16468930002906241
n3
2.1134796744809E+24
n4
2.7122565544063E+32
n5
3.4806748821592E+40
2 √n11328.34184689
3 √n504.40288736332
4 √n106.43468347719
5 √n41.847212887857
1 , 7 , 23 , 157 , 161 , 1099 , 3611 , 5077 , 25277 , 35539 , 116771 , 797089 , 817397 , 5579623 , 18333047 , 128331329
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
-128331328 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 128331329 can be divided by 16 positive divisors.
The sum of these divisors (counting 128331329) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001100010111001000001
3
Ternary
22221110220111012
4
Quaternary
13221202321001
5
Quinary
230323100304
6
Senary
20422330305
8
Octal
751427101
10
Decimal
128331329
12
Duodecimal
36b89995
16
Hexadecimal
7a62e41
20
Vigesimal
2021869
36
Base36
24el35
md5
14b58973e5709c84d764623c6a838054
sha1
1f4d1db18b372219e600b1c6e9d4062f3c8ce2d4
sha256
0350c311fac685e38d0411a2af0f874aaa76ad1389f77b0efd6b245bf03c5937
sha512
9da556372bf257b0fc586fb092e5c62ece6f6e58ce34a881aed74ab611e8690293deca2ca438c426586a40de8159a73225bd7939b1fa72ddb830f96ba4992a25
ripemd-160
ac8637ab54ad519c98f81bb51b63327d3a67c1ec
Diameter
256662658
Circumference
806329520.82363
Area
5.1738669509615E+16
Volume
8.8529229584809E+24
Surface area
2.0695467803846E+17
Circumference
806329520.82363
Perimeter
513325316
Area
16468930002906241
Diagonal
181487905.94916
Surface area
98813580017437446
Volume
2.1134796744809E+24
Space diagonal
222276382.03084
Perimeter
384993987
Area
7.1312558778323E+15
Altitude
111138191.01542
Surface area
7.1312558778323E+15
Volume
2.4907596828757E+23
Height
60495968.649721