128278329 is an odd 9-digits composite number following 128278328
and preceding 128278330 . In scientific notation, it is written as 1.28278329 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 80179200 positive integers (up to 128278329) that are relatively prime to 128278329.
128278329 has 16 divisors, whose sum is 181903680
The reverse of 128278329 is 923872821
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-eight million two hundred seventy-eight thousand three hundred twenty-nine
Scientific notation
1.28278329 × 10^8
Engineering notation
1.28278329 × 10^6
Prime Factorization
3 × 19 × 97 × 23201
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128278329
Product of the distinct prime numbers
The prime factorization of 128278329 is 3 × 19 × 97 × 23201.
Since it has a total of 4 prime factors.
2 , 1 , 24 , 39 , 588 , 236 , 303 , 2533 , 72076 , 72615 , 487812 , 905229 , 1804716 , 447418 , 16483516 , 99775350 , 58513212 , 426430843 , 7133245038 , 963227613
n×2
256556658
n×3
384834987
n×4
513113316
n×5
641391645
n÷2
64139164.5
n÷3
42759443
n÷3
32069582.25
n÷5
25655665.8
n2
16455329691032241
n3
2.1108621959097E+24
n4
2.7077787524057E+32
n5
3.473493336603E+40
2 √n
11326.002339749
3 √n
504.33343943683
4 √n
106.42369256772
5 √n
41.843755791631
1 , 3 , 19 , 57 , 97 , 291 , 1843 , 5529 , 23201 , 69603 , 440819 , 1322457 , 2250497 , 6751491 , 42759443 , 128278329
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
-128278328
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 128278329 can be divided by 16 positive divisors.
The sum of these divisors (counting 128278329) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001010101111100111001
3
Ternary
22221101012210020
4
Quaternary
13221111330321
5
Quinary
230314401304
6
Senary
20421241053
8
Octal
751257471
10
Decimal
128278329
12
Duodecimal
36b63189
16
Hexadecimal
7a55f39
20
Vigesimal
201efg9
36
Base36
24dg6x
md5
e4833b7012d046ab9fdaed87814d0436
sha1
fcd45e94af40475ca9d1d3b4d3ff04e5b6007fe4
sha256
eabfe0a528b0ee9999ee60e4700d01b29a629126310bde61f0f84803c0421ef3
sha512
c8cb4e94ed346a6add2c38c4b0daa4b425b1c3fe0247ca9681aa707fb3193898e3ac52ed0ebe5342b652d4128ab06b58918385701bfa644c2aee4107628cf900
ripemd-160
e7bff101419993bc8450d3fc925ac1aae6841e24
Diameter
256556658
Circumference
805996512.00235
Area
5.1695942869745E+16
Volume
8.8419588898805E+24
Surface area
2.0678377147898E+17
Circumference
805996512.00235
Perimeter
513113316
Area
16455329691032241
Diagonal
181412952.63036
Surface area
98731978146193446
Volume
2.1108621959097E+24
Space diagonal
222184583.33804
Perimeter
384834987
Area
7.1253667700411E+15
Altitude
111092291.66902
Surface area
7.1253667700411E+15
Volume
2.4876749547968E+23
Height
60470984.210119