128225439 is an odd 9-digits composite number following 128225438
and preceding 128225440 . In scientific notation, it is written as 1.28225439 × 10^8.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 84970752 positive integers (up to 128225439) that are relatively prime to 128225439.
128225439 has 8 divisors, whose sum is 143327520
The reverse of 128225439 is 934522821
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-eight million two hundred twenty-five thousand four hundred thirty-nine
Scientific notation
1.28225439 × 10^8
Engineering notation
1.28225439 × 10^6
Prime Factorization
9 × 167 × 85313
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128225439
Product of the distinct prime numbers
The prime factorization of 128225439 is 9 × 167 × 85313.
Since it has a total of 3 prime factors.
9 , 5 , 71 , 93 , 512 , 77 , 2758 , 700 , 56587 , 69051 , 799910 , 407589 , 4360546 , 9849842 , 20188953 , 45679433 , 976111998 , 457244877 , 953962540 , 7527881179
n×2
256450878
n×3
384676317
n×4
512901756
n×5
641127195
n÷2
64112719.5
n÷3
42741813
n÷3
32056359.75
n÷5
25645087.8
n2
16441763206742721
n3
2.1082523051186E+24
n4
2.703315773466E+32
n5
3.466338518083E+40
2 √n
11323.667206343
3 √n
504.26411657551
4 √n
106.41272107386
5 √n
41.8403047312
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
-128225438
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 128225439 can be divided by 8 positive divisors.
The sum of these divisors (counting 128225439) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001001001000010011111
3
Ternary
22221021112020100
4
Quaternary
13221021002133
5
Quinary
230311203224
6
Senary
20420152143
8
Octal
751110237
10
Decimal
128225439
12
Duodecimal
36b38653
16
Hexadecimal
7a4909f
20
Vigesimal
20183bj
36
Base36
24cbdr
md5
1935c4175def60635efee36f5086283a
sha1
4e33b194b5f172ffc6b99ce4f543f14dab1c9ef8
sha256
a47c39789073d363840ccfc00ffa255c66c40c8c63cbbc8a2702315cdb90cff6
sha512
c051b2f74695fa424153144d4bf09fe5a6dc37c0298e21c2fc17e81d0be9b812b85d70822b5b1b0d2a06440aba25c74fe8c60c5e2ac11874892e2785562e6e6c
ripemd-160
9b65a0f4a394578906f6d7b859605d1e7fc26e8e
Diameter
256450878
Circumference
805664194.33145
Area
5.1653322502366E+16
Volume
8.8310266048993E+24
Surface area
2.0661329000946E+17
Circumference
805664194.33145
Perimeter
512901756
Area
16441763206742721
Diagonal
181338154.87504
Surface area
98650579240456326
Volume
2.1082523051186E+24
Space diagonal
222092975.17082
Perimeter
384676317
Area
7.1194923100237E+15
Altitude
111046487.58541
Surface area
7.1194923100237E+15
Volume
2.4845991690026E+23
Height
60446051.625015