128220289 is an odd 9-digits prime number following 128220288
and preceding 128220290 . In scientific notation, it is written as 1.28220289 × 10^8.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 128220288 positive integers (up to 128220289) that are relatively prime to 128220289.
128220289 has 2 divisors, whose sum is 128220290
The reverse of 128220289 is 982022821
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 34 Digital Root 7
Name
one hundred twenty-eight million two hundred twenty thousand two hundred eighty-nine
Scientific notation
1.28220289 × 10^8
Engineering notation
1.28220289 × 10^6
Prime Factorization
128220289
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
128220289 Product of the distinct prime numbers
The prime factorization of 128220289 is 128220289.
Since it has a total of 1 prime factors.
2 , 7 , 17 , 92 , 994 , 158 , 3679 , 6142 , 10044 , 59918 , 80302 , 677475 , 9405794 , 6634889 , 61190687 , 79776081 , 682311626 , 130409377 , 5631051710 , 3498771184
n×2
256440578
n×3
384660867
n×4
512881156
n×5
641101445
n÷2
64110144.5
n÷3
42740096.333333
n÷3
32055072.25
n÷5
25644057.8
n2
16440442511243521
n3
2.1079982900795E+24
n4
2.702881499655E+32
n5
3.4656424701852E+40
2 √n11323.439804229
3 √n504.25736545813
4 √n106.41165257729
5 √n41.839968634037
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
128220290 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64110145 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11323.439848385 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999844018 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128220289 can be divided by 2 positive divisors.
The sum of these divisors (counting 128220289) is 128220290, the average is 64110145.
Base
System
Value
2
Binary
111101001000111110010000001
3
Ternary
22221021021011121
4
Quaternary
13221013302001
5
Quinary
230311022124
6
Senary
20420112241
8
Octal
751076201
10
Decimal
128220289
12
Duodecimal
36b35681
16
Hexadecimal
7a47c81
20
Vigesimal
2017ae9
36
Base36
24c7ep
md5
5fb4dc595c12239ccf8c2840c37ab8a0
sha1
e885f61ad9459f596a229f14650a53e9a8e9feac
sha256
fe8b2427b421b1e347570b2062bcd3f5658f13b0ec241357a572be7d291bf2d1
sha512
66d7181615c05aa3df7e8dcb59caf867d35cb6bd509c009a971791ddcce3b65d841d6db26b176a4724184a2ef33dc8567805b22c6a630b92d0414f436a2e8b70
ripemd-160
77c91b3a64ba25de242a3da7515643b1e5bd3ece
Diameter
256440578
Circumference
805631835.92712
Area
5.1649173415088E+16
Volume
8.8299625891916E+24
Surface area
2.0659669366035E+17
Circumference
805631835.92712
Perimeter
512881156
Area
16440442511243521
Diagonal
181330871.6752
Surface area
98642655067461126
Volume
2.1079982900795E+24
Space diagonal
222084055.10916
Perimeter
384660867
Area
7.1189204320973E+15
Altitude
111042027.55458
Surface area
7.1189204320973E+15
Volume
2.4842998094081E+23
Height
60443623.891733