128889717 is an odd 9-digits composite number following 128889716
and preceding 128889718 . In scientific notation, it is written as 1.28889717 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 75420800 positive integers (up to 128889717) that are relatively prime to 128889717.
128889717 has 8 divisors, whose sum is 137375640
The reverse of 128889717 is 717988821
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
one hundred twenty-eight million eight hundred eighty-nine thousand seven hundred seventeen
Scientific notation
1.28889717 × 10^8
Engineering notation
1.28889717 × 10^6
Prime Factorization
33 × 29 × 134681
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128889717
Product of the distinct prime numbers
The prime factorization of 128889717 is 33 × 29 × 134681.
Since it has a total of 3 prime factors.
5 , 7 , 44 , 31 , 480 , 89 , 265 , 5581 , 49846 , 17630 , 456481 , 382641 , 6226180 , 9157227 , 78574422 , 95326587 , 187769343 , 930624944 , 7773288758 , 1948447223
n×2
257779434
n×3
386669151
n×4
515558868
n×5
644448585
n÷2
64444858.5
n÷3
42963239
n÷3
32222429.25
n÷5
25777943.4
n2
16612559148340089
n3
2.1411880472753E+24
n4
2.759771214571E+32
n5
3.557061308308E+40
2 √n
11352.960715161
3 √n
505.13340526775
4 √n
106.55027318201
5 √n
41.883566315052
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
-128889716
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 128889717 can be divided by 8 positive divisors.
The sum of these divisors (counting 128889717) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011101011001101110101
3
Ternary
22222112021110020
4
Quaternary
13223223031311
5
Quinary
230443432332
6
Senary
20442315353
8
Octal
753531565
10
Decimal
128889717
12
Duodecimal
371b8b59
16
Hexadecimal
7aeb375
20
Vigesimal
205b45h
36
Base36
24qjxx
md5
069f6bf4165fd2212e30276393838c23
sha1
76b8206fe42a95617f78bacd4cc366ae8c6f3bf6
sha256
b139e1d06a6027e97ef1c5809f716bf6bb2ae2dc4c59de8ab6c55bb4959d6fc2
sha512
2a0604f326faf98403a23cc47285ef7ea39b6e4caf5de650a292aa3b48aeefcd46e0708150c8d95d3a50109cd8cd2a68814cdb152f95eabcf93a6108403ee59c
ripemd-160
6e257a9adc3ecbe8dec109ffe184f3a5ea7fc9ac
Diameter
257779434
Circumference
809837976.10093
Area
5.2189893777751E+16
Volume
8.9689875190325E+24
Surface area
2.08759575111E+17
Circumference
809837976.10093
Perimeter
515558868
Area
16612559148340089
Diagonal
182277585.83183
Surface area
99675354890040534
Volume
2.1411880472753E+24
Space diagonal
223243538.41717
Perimeter
386669151
Area
7.193449122167E+15
Altitude
111621769.20859
Surface area
7.193449122167E+15
Volume
2.5234143133733E+23
Height
60759195.277277