128545443 is an odd 9-digits composite number following 128545442
and preceding 128545444 . In scientific notation, it is written as 1.28545443 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 78693120 positive integers (up to 128545443) that are relatively prime to 128545443.
128545443 has 16 divisors, whose sum is 154616000
The reverse of 128545443 is 344545821
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-eight million five hundred forty-five thousand four hundred forty-three
Scientific notation
1.28545443 × 10^8
Engineering notation
1.28545443 × 10^6
Prime Factorization
9 × 199 × 13 × 5521
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128545443
Product of the distinct prime numbers
The prime factorization of 128545443 is 9 × 199 × 13 × 5521.
Since it has a total of 4 prime factors.
3 , 4 , 1 , 62 , 161 , 584 , 9266 , 1050 , 9365 , 40792 , 960562 , 203800 , 8753613 , 7463138 , 78952784 , 24750808 , 311925407 , 3492961 , 4743469012 , 5014372881
n×2
257090886
n×3
385636329
n×4
514181772
n×5
642727215
n÷2
64272721.5
n÷3
42848481
n÷3
32136360.75
n÷5
25709088.6
n2
16523930916066249
n3
2.1240760197071E+24
n4
2.7304029291893E+32
n5
3.5098085410114E+40
2 √n
11337.788276379
3 √n
504.68325462918
4 √n
106.47905088035
5 √n
41.861167547917
1 , 9 , 13 , 117 , 199 , 1791 , 2587 , 5521 , 23283 , 49689 , 71773 , 645957 , 1098679 , 9888111 , 14282827 , 128545443
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128545442
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128545443 can be divided by 16 positive divisors.
The sum of these divisors (counting 128545443) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010010111001010100011
3
Ternary
22221212210012100
4
Quaternary
13222113022203
5
Quinary
230401423233
6
Senary
20431101443
8
Octal
752271243
10
Decimal
128545443
12
Duodecimal
37071883
16
Hexadecimal
7a972a3
20
Vigesimal
20383c3
36
Base36
24j6ar
md5
008cbc98136091c2683927305064b365
sha1
33fede2e9accc316e11a9b9c040a3447ddac2acf
sha256
0c94ff1e1519fbfcee0193dfe09fc66bad3f0889b0e11639a3a6e38f20aef21c
sha512
e387dd74c034c07a4a3aeb69b4b78bae5ae3134d5f2a297a0de5811d49793475216c0f2626ba910d60d54b41017aee041eb7e20e76928e0c6e5557876475089e
ripemd-160
4ac7af4daeff8fa49b63237a72786d6202fe951a
Diameter
257090886
Circumference
807674838.76249
Area
5.1911459974339E+16
Volume
8.8973088255709E+24
Surface area
2.0764583989736E+17
Circumference
807674838.76249
Perimeter
514181772
Area
16523930916066249
Diagonal
181790708.87186
Surface area
99143585496397494
Volume
2.1240760197071E+24
Space diagonal
222647238.35745
Perimeter
385636329
Area
7.1550719718462E+15
Altitude
111323619.17872
Surface area
7.1550719718462E+15
Volume
2.5032475954844E+23
Height
60596902.957286