128428467 is an odd 9-digits composite number following 128428466
and preceding 128428468 . In scientific notation, it is written as 1.28428467 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 80750304 positive integers (up to 128428467) that are relatively prime to 128428467.
128428467 has 16 divisors, whose sum is 181056000
The reverse of 128428467 is 764824821
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-eight million four hundred twenty-eight thousand four hundred sixty-seven
Scientific notation
1.28428467 × 10^8
Engineering notation
1.28428467 × 10^6
Prime Factorization
3 × 19 × 229 × 9839
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128428467
Product of the distinct prime numbers
The prime factorization of 128428467 is 3 × 19 × 229 × 9839.
Since it has a total of 4 prime factors.
6 , 4 , 99 , 26 , 223 , 611 , 4670 , 9629 , 18769 , 32736 , 355940 , 400023 , 2247522 , 3376566 , 6561565 , 40475796 , 827051656 , 345897113 , 1062105362 , 4527913921
n×2
256856934
n×3
385285401
n×4
513713868
n×5
642142335
n÷2
64214233.5
n÷3
42809489
n÷3
32107116.75
n÷5
25685693.4
n2
16493871135970089
n3
2.1182825848882E+24
n4
2.7204778504999E+32
n5
3.4938679984715E+40
2 √n
11332.628424157
3 √n
504.53012137774
4 √n
106.45481869862
5 √n
41.853546063706
1 , 3 , 19 , 57 , 229 , 687 , 4351 , 9839 , 13053 , 29517 , 186941 , 560823 , 2253131 , 6759393 , 42809489 , 128428467
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
-128428466
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 128428467 can be divided by 16 positive divisors.
The sum of these divisors (counting 128428467) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001111010100110110011
3
Ternary
22221122211201220
4
Quaternary
13221322212303
5
Quinary
230334202332
6
Senary
20424400123
8
Octal
751724663
10
Decimal
128428467
12
Duodecimal
37016043
16
Hexadecimal
7a7a9b3
20
Vigesimal
202db37
36
Base36
24go1f
md5
dba7d3fe35169083115ba9bdf97e485f
sha1
a70533a152e96a4f53568d250c5363f5fbcada7a
sha256
59728d9de59742d28c6fade99a1c86adac06a286eac2bf7a6c00d6c3ca2331c9
sha512
e52a2cdc0f236f1669614a1d66c5856eb78167232c86b2674c896e1e6cba69105f5797df87e167e66d65642781129c752cfe472c19bdca0b8ea0743b94cfcea1
ripemd-160
e25d7896ad71cc305380c132f2c2e7248fb3c057
Diameter
256856934
Circumference
806939856.878
Area
5.181702439002E+16
Volume
8.8730413425492E+24
Surface area
2.0726809756008E+17
Circumference
806939856.878
Perimeter
513713868
Area
16493871135970089
Diagonal
181625279.82619
Surface area
98963226815820534
Volume
2.1182825848882E+24
Space diagonal
222444629.98218
Perimeter
385285401
Area
7.1420557052485E+15
Altitude
111222314.99109
Surface area
7.1420557052485E+15
Volume
2.496419967073E+23
Height
60541759.942062