128332920 is an even 9-digits composite number following 128332919
and preceding 128332921 . In scientific notation, it is written as 1.28332920 × 10^8.
The sum of its digits is 30. It has a total of 5 prime factors and 16 positive divisors.
There are 34222080 positive integers (up to 128332920) that are relatively prime to 128332920.
128332920 has 16 divisors, whose sum is 256666080
The reverse of 128332920 is 029233821
Previous prime number is 15
Is Prime? no
Number parity even
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-eight million three hundred thirty-two thousand nine hundred twenty
Scientific notation
1.28332920 × 10^8
Engineering notation
1.28332920 × 10^6
Prime Factorization
2 × 2 × 2 × 15 × 1069441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32083230
Product of the distinct prime numbers
The prime factorization of 128332920 is 2 × 2 × 2 × 15 × 1069441.
Since it has a total of 5 prime factors.
5 , 5 , 33 , 82 , 130 , 187 , 405 , 3152 , 24052 , 32424 , 269159 , 784049 , 9394357 , 107868 , 84496599 , 84316587 , 836863376 , 941468601 , 9968529572 , 6530215512
n×2
256665840
n×3
384998760
n×4
513331680
n×5
641664600
n÷2
64166460
n÷3
42777640
n÷3
32083230
n÷5
25666584
n2
16469338355726400
n3
2.1135582816584E+24
n4
2.712391058754E+32
n5
3.4808906475179E+40
2 √n
11328.412068776
3 √n
504.40497181582
4 √n
106.43501335922
5 √n
41.847316648312
1 , 2 , 4 , 8 , 15 , 30 , 60 , 120 , 1069441 , 2138882 , 4277764 , 8555528 , 16041615 , 32083230 , 64166460 , 128332920
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
-128332919
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 128332920 can be divided by 16 positive divisors.
The sum of these divisors (counting 128332920) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001100011010001111000
3
Ternary
22221110222200010
4
Quaternary
13221203101320
5
Quinary
230323123140
6
Senary
20422341520
8
Octal
751432170
10
Decimal
128332920
12
Duodecimal
36b8a8a0
16
Hexadecimal
7a63478
20
Vigesimal
2021c60
36
Base36
24embc
md5
0893bca760dbc441f281fb54f4581004
sha1
165988e89942803569f61803b450c333352c504c
sha256
d91faaa4ee393c206be325ef6a81ec957c44b2f4a03d6ed62a52524eaf9098cd
sha512
ca537a6667ce0392b75c384b342917e6bc0de18daa0e7fbc451a4ad1fa8976221ea7f09da4ec96157d014fb8e2c0f3e70038bccf38b6757635180a0f81ce5d9c
ripemd-160
edc92c5176fd17e8df36c352e3ce94e31a00ab94
Diameter
256665840
Circumference
806339517.37145
Area
5.1739952387835E+16
Volume
8.8532522274557E+24
Surface area
2.0695980955134E+17
Circumference
806339517.37145
Perimeter
513331680
Area
16469338355726400
Diagonal
181490155.96294
Surface area
98816030134358400
Volume
2.1135582816584E+24
Space diagonal
222279137.72367
Perimeter
384998760
Area
7.1314326997902E+15
Altitude
111139568.86184
Surface area
7.1314326997902E+15
Volume
2.4908523223227E+23
Height
60496718.654314