128528867 is an odd 9-digits composite number following 128528866
and preceding 128528868 . In scientific notation, it is written as 1.28528867 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 128337216 positive integers (up to 128528867) that are relatively prime to 128528867.
128528867 has 4 divisors, whose sum is 128720520
The reverse of 128528867 is 768825821
Previous prime number is 673
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-eight million five hundred twenty-eight thousand eight hundred sixty-seven
Scientific notation
1.28528867 × 10^8
Engineering notation
1.28528867 × 10^6
Prime Factorization
673 × 190979
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128528867
Product of the distinct prime numbers
The prime factorization of 128528867 is 673 × 190979.
Since it has a total of 2 prime factors.
6 , 8 , 37 , 37 , 17 , 721 , 5078 , 4492 , 56420 , 91055 , 669333 , 314464 , 8683262 , 7515122 , 89450695 , 97956578 , 420297571 , 747997452 , 5771362489 , 5037550353
n×2
257057734
n×3
385586601
n×4
514115468
n×5
642644335
n÷2
64264433.5
n÷3
42842955.666667
n÷3
32132216.75
n÷5
25705773.4
n2
16519669652303689
n3
2.1232544236249E+24
n4
2.7289948542124E+32
n5
3.5075461666075E+40
2 √n
11337.057246041
3 √n
504.66156064288
4 √n
106.47561808245
5 √n
41.860087888474
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128528866
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128528867 can be divided by 4 positive divisors.
The sum of these divisors (counting 128528867) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101010010011000111100011
3
Ternary
22221211221110102
4
Quaternary
13222103013203
5
Quinary
230400410432
6
Senary
20430453015
8
Octal
752230743
10
Decimal
128528867
12
Duodecimal
3706416b
16
Hexadecimal
7a931e3
20
Vigesimal
2036237
36
Base36
24itib
md5
fe197c54ae3231260f4cfca578667742
sha1
c1429bfad91dfa2631101fd6cbb59fc2c171b171
sha256
a865986c695ba3fbbb34f42185720b4eea388933768c32397fc67cd30c7f6c7d
sha512
8d6a212a57b782847074b4620db7e82bb0d30da5521cdb5be797c994490db81681d1d60815e6faf569210318783a43c0c306c7fda47ddc96522948c8be539dd8
ripemd-160
6b1b1910ca4c51e1f94bcd1ac80a99fb47c50637
Diameter
257057734
Circumference
807570688.68284
Area
5.1898072819408E+16
Volume
8.8938673319493E+24
Surface area
2.0759229127763E+17
Circumference
807570688.68284
Perimeter
514115468
Area
16519669652303689
Diagonal
181767266.86785
Surface area
99118017913822134
Volume
2.1232544236249E+24
Space diagonal
222618527.88326
Perimeter
385586601
Area
7.1532267905109E+15
Altitude
111309263.94163
Surface area
7.1532267905109E+15
Volume
2.5022793352158E+23
Height
60589088.955949