128873 is an odd 6-digits prime number following 128872
and preceding 128874 . In scientific notation, it is written as 1.28873 × 10^5.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 128872 positive integers (up to 128873) that are relatively prime to 128873.
128873 has 2 divisors, whose sum is 128874
The reverse of 128873 is 378821
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 6
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-eight thousand eight hundred seventy-three
Scientific notation
1.28873 × 10^5
Engineering notation
1.28873 × 10^3
Prime Factorization
128873
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
128873
Product of the distinct prime numbers
The prime factorization of 128873 is 128873.
Since it has a total of 1 prime factors.
4 , 10 , 54 , 25 , 603 , 111 , 7782 , 552 , 19605 , 37813 , 686036 , 377137 , 5663833 , 2832187 , 35482125 , 3370629 , 200354599 , 149405337 , 2646645611 , 585662049
n×2
257746
n×3
386619
n×4
515492
n×5
644365
n÷2
64436.5
n÷3
42957.666666667
n÷3
32218.25
n÷5
25774.6
n2
16608250129
n3
2140355018874617
n4
2.7583397234743E+20
n5
3.554755151833E+25
2 √n
358.98885776581
3 √n
50.51115657178
4 √n
18.9470012869
5 √n
10.520403272441
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
128874
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
64437
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
358.990250564
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999844809659
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128873 can be divided by 2 positive divisors.
The sum of these divisors (counting 128873) is 128874, the average is 64437.
Base
System
Value
2
Binary
11111011101101001
3
Ternary
20112210002
4
Quaternary
133131221
5
Quinary
13110443
6
Senary
2432345
8
Octal
373551
10
Decimal
128873
12
Duodecimal
626b5
16
Hexadecimal
1f769
20
Vigesimal
g23d
36
Base36
2rft
md5
bce15ff7dae8faec7f3de858ace84bdb
sha1
dfc7b4a7f72ea71cef70eab00926a971008b3755
sha256
769bc9f06595ca32030386bad3fa713d674120545bf55fe662089edc00d7f722
sha512
c14e4c7fab2200ca92cbfa12d74a051fd4a7d68145d536f872c737872b803372c656e1a5951df3abe7bfdf516d16aa3aa47109c599cd5f6b330f394bf7828e27
ripemd-160
4a685d83cde02b1b943183e4999b5251f6c78dc3
Diameter
257746
Circumference
809732.94009215
Area
52176356594.248
Volume
8.9654981378274E+15
Surface area
208705426376.99
Circumference
809732.94009215
Perimeter
515492
Area
16608250129
Diagonal
182253.94442371
Surface area
99649500774
Volume
2140355018874617
Space diagonal
223214.58372382
Perimeter
386619
Area
7191583262.0601
Altitude
111607.29186191
Surface area
7191583262.0601
Volume
2.5224325799882E+14
Height
60751.314807903