128344449 is an odd 9-digits composite number following 128344448
and preceding 128344450 . In scientific notation, it is written as 1.28344449 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 80834256 positive integers (up to 128344449) that are relatively prime to 128344449.
128344449 has 8 divisors, whose sum is 130959360
The reverse of 128344449 is 944443821
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-eight million three hundred forty-four thousand four hundred forty-nine
Scientific notation
1.28344449 × 10^8
Engineering notation
1.28344449 × 10^6
Prime Factorization
57 × 383 × 5879
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128344449
Product of the distinct prime numbers
The prime factorization of 128344449 is 57 × 383 × 5879.
Since it has a total of 3 prime factors.
1 , 1 , 96 , 68 , 398 , 927 , 3861 , 3165 , 3419 , 3033 , 332392 , 673464 , 7981338 , 427395 , 13579064 , 97257971 , 206751718 , 476737357 , 6034097560 , 1411862350
n×2
256688898
n×3
385033347
n×4
513377796
n×5
641722245
n÷2
64172224.5
n÷3
42781483
n÷3
32086112.25
n÷5
25668889.8
n2
16472297589113601
n3
2.1141279578388E+24
n4
2.7133658786432E+32
n5
3.4824544862986E+40
2 √n
11328.92091066
3 √n
504.42007604833
4 √n
106.43740372003
5 √n
41.848068505867
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
-128344448
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 128344449 can be divided by 8 positive divisors.
The sum of these divisors (counting 128344449) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001100110000110000001
3
Ternary
22221111120111010
4
Quaternary
13221212012001
5
Quinary
230324010244
6
Senary
20422511133
8
Octal
751460601
10
Decimal
128344449
12
Duodecimal
36b954a9
16
Hexadecimal
7a66181
20
Vigesimal
2023129
36
Base36
24ev7l
md5
e90be2b026b68b8cb173e300925712da
sha1
0f1e66316d3efd944769cdf27782dff5df092363
sha256
6a3bfd47fbf8d273cc5d96ed9ee83a46045fc52467d36686c80b9e2042b4abdc
sha512
58420a3cb71a1c41e7c3b5002562aa21fe58b3fa440e2969637855c59650dd5d9a4090c34271890f409445fe03b12578e89823edddf2874298fcdbee55cc0f2f
ripemd-160
e25953e8f061c484e4c031e5bfec774741815926
Diameter
256688898
Circumference
806411956.21486
Area
5.1749249093704E+16
Volume
8.8556384814603E+24
Surface area
2.0699699637482E+17
Circumference
806411956.21486
Perimeter
513377796
Area
16472297589113601
Diagonal
181506460.4311
Surface area
98833785534681606
Volume
2.1141279578388E+24
Space diagonal
222299106.53743
Perimeter
385033347
Area
7.1327140854348E+15
Altitude
111149553.26872
Surface area
7.1327140854348E+15
Volume
2.4915236921398E+23
Height
60502153.477034