128308977 is an odd 9-digits composite number following 128308976
and preceding 128308978 . In scientific notation, it is written as 1.28308977 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 85493400 positive integers (up to 128308977) that are relatively prime to 128308977.
128308977 has 8 divisors, whose sum is 142642080
The reverse of 128308977 is 779803821
Previous prime number is 3203
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-eight million three hundred eight thousand nine hundred seventy-seven
Scientific notation
1.28308977 × 10^8
Engineering notation
1.28308977 × 10^6
Prime Factorization
9 × 3203 × 4451
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128308977
Product of the distinct prime numbers
The prime factorization of 128308977 is 9 × 3203 × 4451.
Since it has a total of 3 prime factors.
5 , 4 , 89 , 49 , 423 , 665 , 699 , 1553 , 1374 , 3081 , 794788 , 505204 , 2018446 , 4941888 , 26211704 , 48266455 , 835851515 , 18501604 , 4113248528 , 4353849294
n×2
256617954
n×3
384926931
n×4
513235908
n×5
641544885
n÷2
64154488.5
n÷3
42769659
n÷3
32077244.25
n÷5
25661795.4
n2
16463193578786529
n3
2.1123755262471E+24
n4
2.710367428126E+32
n5
3.4776447199697E+40
2 √n
11327.355251779
3 √n
504.37360101508
4 √n
106.43004863185
5 √n
41.845755045748
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
-128308976
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 128308977 can be divided by 8 positive divisors.
The sum of these divisors (counting 128308977) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001011101011011110001
3
Ternary
22221102202211100
4
Quaternary
13221131123301
5
Quinary
230321341402
6
Senary
20422035013
8
Octal
751353361
10
Decimal
128308977
12
Duodecimal
36b78a69
16
Hexadecimal
7a5d6f1
20
Vigesimal
201ic8h
36
Base36
24e3u9
md5
e7f70893b1774245926dbaf442f59cb3
sha1
142e2abdf5381f2443564fe7e5cdef49dcb171a3
sha256
b84bc62469fb6ccc5fb59e4fc21df8f3af064dbada76214d7d2be4d882534e5c
sha512
5917f5c5e77b6c9dfe4328b8a1015aa023766b93ab21bb1f377deca632c3c2a870ad8af7e2e0773332d3c0a5fa77ddc4e4a7241afd46af023367f6b3878d28b5
ripemd-160
994cc64a800c0cf9956f00e6d8026fe8c13b62be
Diameter
256617954
Circumference
806189079.06564
Area
5.1720648001742E+16
Volume
8.8482979131742E+24
Surface area
2.0688259200697E+17
Circumference
806189079.06564
Perimeter
513235908
Area
16463193578786529
Diagonal
181456295.44762
Surface area
98779161472719174
Volume
2.1123755262471E+24
Space diagonal
222237667.23119
Perimeter
384926931
Area
7.128771933325E+15
Altitude
111118833.61559
Surface area
7.128771933325E+15
Volume
2.489458431703E+23
Height
60485431.815873