128328215 is an odd 9-digits composite number following 128328214
and preceding 128328216 . In scientific notation, it is written as 1.28328215 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 101665440 positive integers (up to 128328215) that are relatively prime to 128328215.
128328215 has 8 divisors, whose sum is 155489568
The reverse of 128328215 is 512823821
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-eight million three hundred twenty-eight thousand two hundred fifteen
Scientific notation
1.28328215 × 10^8
Engineering notation
1.28328215 × 10^6
Prime Factorization
5 × 103 × 249181
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128328215
Product of the distinct prime numbers
The prime factorization of 128328215 is 5 × 103 × 249181.
Since it has a total of 3 prime factors.
2 , 6 , 55 , 2 , 786 , 26 , 9413 , 3841 , 42275 , 38934 , 777731 , 833475 , 1493064 , 8566737 , 46338028 , 29938903 , 439692434 , 655988735 , 5470643172 , 6527062942
n×2
256656430
n×3
384984645
n×4
513312860
n×5
641641075
n÷2
64164107.5
n÷3
42776071.666667
n÷3
32082053.75
n÷5
25665643
n2
16468130765086225
n3
2.1133258254701E+24
n4
2.7119933089598E+32
n5
3.4802526043075E+40
2 √n
11328.20440317
3 √n
504.39880749883
4 √n
106.43403780356
5 √n
41.847009798733
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
-128328214
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 128328215 can be divided by 8 positive divisors.
The sum of these divisors (counting 128328215) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001100010001000010111
3
Ternary
22221110202012212
4
Quaternary
13221202020113
5
Quinary
230323000330
6
Senary
20422304035
8
Octal
751421027
10
Decimal
128328215
12
Duodecimal
36b8801b
16
Hexadecimal
7a62217
20
Vigesimal
20210af
36
Base36
24eion
md5
a72d4c689f1de676da91445ad6d973b3
sha1
61f06ca2e6c3d68c7b517d7dc18cb9c733c0b887
sha256
70ee9909f45c1383656c506acff294898cb79c514caee09359b46409a4800c2b
sha512
22ab3c890ed660634aecc52888946396b0829972c200bc61512bdb9752636d05bc51b23f2d3c88eb1cb7e89d178eff3f8dc85dda065c2c2c59683f1fafe375e7
ripemd-160
8288df721cf32d258b1971be571b24bde2e5c47f
Diameter
256656430
Circumference
806309954.98458
Area
5.1736158629951E+16
Volume
8.8522785172513E+24
Surface area
2.069446345198E+17
Circumference
806309954.98458
Perimeter
513312860
Area
16468130765086225
Diagonal
181483502.08813
Surface area
98808784590517350
Volume
2.1133258254701E+24
Space diagonal
222270988.42462
Perimeter
384984645
Area
7.1309097977044E+15
Altitude
111135494.21231
Surface area
7.1309097977044E+15
Volume
2.4905783700776E+23
Height
60494500.696043