128889467 is an odd 9-digits composite number following 128889466
and preceding 128889468 . In scientific notation, it is written as 1.28889467 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 110064384 positive integers (up to 128889467) that are relatively prime to 128889467.
128889467 has 8 divisors, whose sum is 147852000
The reverse of 128889467 is 764988821
Previous prime number is 269
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred twenty-eight million eight hundred eighty-nine thousand four hundred sixty-seven
Scientific notation
1.28889467 × 10^8
Engineering notation
1.28889467 × 10^6
Prime Factorization
7 × 269 × 68449
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128889467
Product of the distinct prime numbers
The prime factorization of 128889467 is 7 × 269 × 68449.
Since it has a total of 3 prime factors.
2 , 7 , 89 , 5 , 278 , 78 , 4458 , 1790 , 53822 , 15626 , 466101 , 941049 , 3354430 , 9756422 , 54423459 , 48929176 , 603504959 , 980796307 , 12578875 , 3967174272
n×2
257778934
n×3
386668401
n×4
515557868
n×5
644447335
n÷2
64444733.5
n÷3
42963155.666667
n÷3
32222366.75
n÷5
25777893.4
n2
16612494703544089
n3
2.1411755878801E+24
n4
2.7597498027528E+32
n5
3.5570268113016E+40
2 √n
11352.949704812
3 √n
505.13307867476
4 √n
106.55022151461
5 √n
41.883550067209
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
-128889466
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 128889467 can be divided by 8 positive divisors.
The sum of these divisors (counting 128889467) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011101011001001111011
3
Ternary
22222112021002222
4
Quaternary
13223223021323
5
Quinary
230443430332
6
Senary
20442314255
8
Octal
753531173
10
Decimal
128889467
12
Duodecimal
371b898b
16
Hexadecimal
7aeb27b
20
Vigesimal
205b3d7
36
Base36
24qjqz
md5
e4b144b834a9194f67a1929a5317761c
sha1
1bbbf6a74645d978532d0336825f6899c9dd9298
sha256
632a5cb4884ef420e2d736525fdb3d53863a28658cc07bf9c29de8d73c243121
sha512
5a4dd0a88860c1789313348f15d99596a11de77c118ccecd4884568233015f9a783be55afcc74d42c7c321d8b4e3d670e265975a8aeb1398df0a7a9b57ed3433
ripemd-160
cf375d4c36baf9499a4fbb211ff67356ccc8b612
Diameter
257778934
Circumference
809836405.30461
Area
5.2189691318453E+16
Volume
8.96893532924E+24
Surface area
2.0875876527381E+17
Circumference
809836405.30461
Perimeter
515557868
Area
16612494703544089
Diagonal
182277232.27844
Surface area
99674968221264534
Volume
2.1411755878801E+24
Space diagonal
223243105.40447
Perimeter
386668401
Area
7.1934212167518E+15
Altitude
111621552.70224
Surface area
7.1934212167518E+15
Volume
2.5233996298352E+23
Height
60759077.426146