128250449 is an odd 9-digits composite number following 128250448
and preceding 128250450 . In scientific notation, it is written as 1.28250449 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 128175780 positive integers (up to 128250449) that are relatively prime to 128250449.
128250449 has 4 divisors, whose sum is 128325120
The reverse of 128250449 is 944052821
Previous prime number is 1759
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million two hundred fifty thousand four hundred forty-nine
Scientific notation
1.28250449 × 10^8
Engineering notation
1.28250449 × 10^6
Prime Factorization
1759 × 72911
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128250449
Product of the distinct prime numbers
The prime factorization of 128250449 is 1759 × 72911.
Since it has a total of 2 prime factors.
5 , 2 , 30 , 85 , 87 , 749 , 1519 , 2441 , 53270 , 51343 , 31781 , 775494 , 5053227 , 3942997 , 90090002 , 19709343 , 470280701 , 188059971 , 8798540932 , 9983995299
n×2
256500898
n×3
384751347
n×4
513001796
n×5
641252245
n÷2
64125224.5
n÷3
42750149.666667
n÷3
32062612.25
n÷5
25650089.8
n2
16448177668701601
n3
2.1094861712428E+24
n4
2.7054254862117E+32
n5
3.469720333427E+40
2 √n
11324.771476723
3 √n
504.29689952869
4 √n
106.41790956753
5 √n
41.841936769894
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
-128250448
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 128250449 can be divided by 4 positive divisors.
The sum of these divisors (counting 128250449) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001001111001001010001
3
Ternary
22221022210112122
4
Quaternary
13221033021101
5
Quinary
230313003244
6
Senary
20420504025
8
Octal
751171121
10
Decimal
128250449
12
Duodecimal
36b4b015
16
Hexadecimal
7a4f251
20
Vigesimal
201b629
36
Base36
24cuoh
md5
6041a592587a722f405eca42b50ccd1e
sha1
a6681d3d0af57c204946c696c3a49be9824b2c01
sha256
6c6ee5e6848bb7cac7d664f2ea437fcb7e6161a256ba6fe39ec59bad782529c6
sha512
1d85b7d8b8ef3ccc147bdd83f35316153eb6451d269c8186f02b1d8620d1959b1b516ba583607a9d95bfd7ab52bd6592cb110ee08518670e11d0b294efdcbaa3
ripemd-160
50b88f9f719970d6d2cc22a9c087f7ec988417bc
Diameter
256500898
Circumference
805821336.79598
Area
5.1673474128933E+16
Volume
8.836195011234E+24
Surface area
2.0669389651573E+17
Circumference
805821336.79598
Perimeter
513001796
Area
16448177668701601
Diagonal
181373524.35624
Surface area
98689066012209606
Volume
2.1094861712428E+24
Space diagonal
222136293.76152
Perimeter
384751347
Area
7.1222698535277E+15
Altitude
111068146.88076
Surface area
7.1222698535277E+15
Volume
2.486053294175E+23
Height
60457841.45208