128927229 is an odd 9-digits composite number following 128927228
and preceding 128927230 . In scientific notation, it is written as 1.28927229 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 84268800 positive integers (up to 128927229) that are relatively prime to 128927229.
128927229 has 16 divisors, whose sum is 175293120
The reverse of 128927229 is 922729821
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-eight million nine hundred twenty-seven thousand two hundred twenty-nine
Scientific notation
1.28927229 × 10^8
Engineering notation
1.28927229 × 10^6
Prime Factorization
3 × 229 × 67 × 2801
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128927229
Product of the distinct prime numbers
The prime factorization of 128927229 is 3 × 229 × 67 × 2801.
Since it has a total of 4 prime factors.
8 , 7 , 9 , 51 , 615 , 268 , 3874 , 8335 , 53565 , 84872 , 453307 , 460500 , 988897 , 2511932 , 96342074 , 25584327 , 729051920 , 57728198 , 5627595892 , 4058240956
n×2
257854458
n×3
386781687
n×4
515708916
n×5
644636145
n÷2
64463614.5
n÷3
42975743
n÷3
32231807.25
n÷5
25785445.8
n2
16622230377618441
n3
2.143058102386E+24
n4
2.7629854272662E+32
n5
3.5622405490481E+40
2 √n
11354.612675032
3 √n
505.18240510724
4 √n
106.55802492085
5 √n
41.886003985803
1 , 3 , 67 , 201 , 229 , 687 , 2801 , 8403 , 15343 , 46029 , 187667 , 563001 , 641429 , 1924287 , 42975743 , 128927229
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
-128927228
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 128927229 can be divided by 16 positive divisors.
The sum of these divisors (counting 128927229) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101011110100010111111101
3
Ternary
22222121011220120
4
Quaternary
13223310113331
5
Quinary
231001132404
6
Senary
20443205153
8
Octal
753642775
10
Decimal
128927229
12
Duodecimal
372167b9
16
Hexadecimal
7af45fd
20
Vigesimal
205fi19
36
Base36
24rcvx
md5
8ab7d5e305e91400bc3acd3fa81ff4dd
sha1
2e15981c163b626bd8d2cc7046a6bbc498362fe7
sha256
603d8aef313c3abf13f0485fc04518fc493bbb8e760088f9c73855c8181d2494
sha512
cba70504eafd905f970b6acac62e1d9043419326bafafe20fd167941abf6e28b4e9e002827ade93e041e7067184f7fbe0475fe2c55b1bc78a606b972b68e94d3
ripemd-160
a9bee17f53e39744a6a7c34d7356c8d6901c832a
Diameter
257854458
Circumference
810073670.94818
Area
5.2220276840603E+16
Volume
8.9768207875625E+24
Surface area
2.0888110736241E+17
Circumference
810073670.94818
Perimeter
515708916
Area
16622230377618441
Diagonal
182330635.81098
Surface area
99733382265710646
Volume
2.143058102386E+24
Space diagonal
223308511.10707
Perimeter
386781687
Area
7.1976368872875E+15
Altitude
111654255.55353
Surface area
7.1976368872875E+15
Volume
2.5256181944565E+23
Height
60776878.603661