128555536 is an even 9-digits composite number following 128555535
and preceding 128555537 . In scientific notation, it is written as 1.28555536 × 10^8.
The sum of its digits is 40. It has a total of 6 prime factors and 20 positive divisors.
There are 63652896 positive integers (up to 128555536) that are relatively prime to 128555536.
128555536 has 20 divisors, whose sum is 251497792
The reverse of 128555536 is 635555821
Previous prime number is 103
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-eight million five hundred fifty-five thousand five hundred thirty-six
Scientific notation
1.28555536 × 10^8
Engineering notation
1.28555536 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 103 × 78007
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16069442
Product of the distinct prime numbers
The prime factorization of 128555536 is 2 × 2 × 2 × 2 × 103 × 78007.
Since it has a total of 6 prime factors.
2 , 10 , 11 , 99 , 811 , 728 , 8491 , 6377 , 87019 , 4555 , 847420 , 317793 , 5135028 , 9816785 , 22735016 , 15652884 , 16358974 , 484852854 , 2115684979 , 8477641288
n×2
257111072
n×3
385666608
n×4
514222144
n×5
642777680
n÷2
64277768
n÷3
42851845.333333
n÷3
32138884
n÷5
25711107.2
n2
16526525836247296
n3
2.1245763870966E+24
n4
2.7312605621615E+32
n5
3.5111866552433E+40
2 √n
11338.233372091
3 √n
504.69646301852
4 √n
106.48114092219
5 √n
41.861824889765
1 , 2 , 4 , 8 , 16 , 103 , 206 , 412 , 824 , 1648 , 78007 , 156014 , 312028 , 624056 , 1248112 , 8034721 , 16069442 , 32138884 , 64277768 , 128555536
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128555535
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128555536 can be divided by 20 positive divisors.
The sum of these divisors (counting 128555536) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101010011001101000010000
3
Ternary
22221220022001011
4
Quaternary
13222121220100
5
Quinary
230402234121
6
Senary
20431220304
8
Octal
752315020
10
Decimal
128555536
12
Duodecimal
37077694
16
Hexadecimal
7a99a10
20
Vigesimal
20398gg
36
Base36
24je34
md5
df8faade549b3ad558d7e14513f25bee
sha1
ace446c72d33bb94f23a82d78628d49d75664127
sha256
899cec65ad913e642e6e93e4514f3f735dd607d3e557a4080b140f2feb57ccb9
sha512
e9cce742cd31337cc142c259f1f21a457ed5971454f3132d94854d81ddec7d4ddcd7565dc903c2a9bcb8b6722ad29f4378bd0cd6da2b86d7483d89fa9f2ec8ed
ripemd-160
a6cb0bd2f6fa3c7dc4d1e417b21768c98f44b23d
Diameter
257111072
Circumference
807738254.9518
Area
5.1919612156516E+16
Volume
8.8994047595908E+24
Surface area
2.0767844862607E+17
Circumference
807738254.9518
Perimeter
514222144
Area
16526525836247296
Diagonal
181804982.52934
Surface area
99159155017483776
Volume
2.1245763870966E+24
Space diagonal
222664719.94625
Perimeter
385666608
Area
7.156195605245E+15
Altitude
111332359.97312
Surface area
7.156195605245E+15
Volume
2.5038372841081E+23
Height
60601660.843114