128889466 is an even 9-digits composite number following 128889465
and preceding 128889467 . In scientific notation, it is written as 1.28889466 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 64350780 positive integers (up to 128889466) that are relatively prime to 128889466.
128889466 has 8 divisors, whose sum is 193616064
The reverse of 128889466 is 664988821
Previous prime number is 691
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred twenty-eight million eight hundred eighty-nine thousand four hundred sixty-six
Scientific notation
1.28889466 × 10^8
Engineering notation
1.28889466 × 10^6
Prime Factorization
2 × 691 × 93263
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128889466
Product of the distinct prime numbers
The prime factorization of 128889466 is 2 × 691 × 93263.
Since it has a total of 3 prime factors.
7 , 6 , 93 , 85 , 687 , 268 , 2729 , 5268 , 54971 , 17604 , 702252 , 647810 , 9363877 , 4456899 , 61304052 , 53404217 , 743679877 , 763285361 , 2811439803 , 6395118062
n×2
257778932
n×3
386668398
n×4
515557864
n×5
644447330
n÷2
64444733
n÷3
42963155.333333
n÷3
32222366.5
n÷5
25777893.2
n2
16612494445765156
n3
2.1411755380426E+24
n4
2.7597497171058E+32
n5
3.5570266733142E+40
2 √n
11352.949660771
3 √n
505.13307736839
4 √n
106.55022130794
5 √n
41.883550002217
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128889465
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128889466 can be divided by 8 positive divisors.
The sum of these divisors (counting 128889466) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011101011001001111010
3
Ternary
22222112021002221
4
Quaternary
13223223021322
5
Quinary
230443430331
6
Senary
20442314254
8
Octal
753531172
10
Decimal
128889466
12
Duodecimal
371b898a
16
Hexadecimal
7aeb27a
20
Vigesimal
205b3d6
36
Base36
24qjqy
md5
a47e60270d68d1bc31c3227f99855dd7
sha1
20360fb2416186bffff81ae0624f1d697d686b8b
sha256
e369517d2c266c821d15965b1b6bcbabe74a29fd4e520767dbf36767c6843b1f
sha512
45f487df9101cf790b8c07b26cfb3d769edfb27e2d39eaad96bf79c2379f1f502b6ac73fd91be635ecc94d9df6514d5548fdcbae1d9ffbf96aeccac2d589e72f
ripemd-160
856c8afbc0ed94e87ae8244c05603b2e2128052d
Diameter
257778932
Circumference
809836399.02142
Area
5.2189690508617E+16
Volume
8.9689351204812E+24
Surface area
2.0875876203447E+17
Circumference
809836399.02142
Perimeter
515557864
Area
16612494445765156
Diagonal
182277230.86423
Surface area
99674966674590936
Volume
2.1411755380426E+24
Space diagonal
223243103.67242
Perimeter
386668398
Area
7.1934211051303E+15
Altitude
111621551.83621
Surface area
7.1934211051303E+15
Volume
2.5233995711012E+23
Height
60759076.954742