128213859 is an odd 9-digits composite number following 128213858
and preceding 128213860 . In scientific notation, it is written as 1.28213859 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 84271880 positive integers (up to 128213859) that are relatively prime to 128213859.
128213859 has 8 divisors, whose sum is 173359872
The reverse of 128213859 is 958312821
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-eight million two hundred thirteen thousand eight hundred fifty-nine
Scientific notation
1.28213859 × 10^8
Engineering notation
1.28213859 × 10^6
Prime Factorization
3 × 71 × 601943
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128213859
Product of the distinct prime numbers
The prime factorization of 128213859 is 3 × 71 × 601943.
Since it has a total of 3 prime factors.
2 , 8 , 36 , 67 , 954 , 299 , 6932 , 39 , 60773 , 99337 , 634833 , 563303 , 6595557 , 768834 , 91089926 , 96562743 , 358497197 , 701467903 , 9985069505 , 7957159243
n×2
256427718
n×3
384641577
n×4
512855436
n×5
641069295
n÷2
64106929.5
n÷3
42737953
n÷3
32053464.75
n÷5
25642771.8
n2
16438793639671881
n3
2.107681169847E+24
n4
2.7023393632772E+32
n5
3.4647735809337E+40
2 √n
11323.155876345
3 √n
504.24893613938
4 √n
106.41031846745
5 √n
41.839548986886
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
-128213858
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 128213859 can be divided by 8 positive divisors.
The sum of these divisors (counting 128213859) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001000110001101100011
3
Ternary
22221020221100110
4
Quaternary
13221012031203
5
Quinary
230310320414
6
Senary
20420022403
8
Octal
751061543
10
Decimal
128213859
12
Duodecimal
36b31a03
16
Hexadecimal
7a46363
20
Vigesimal
2016ecj
36
Base36
24c2g3
md5
1071e51e6f8dc826065413d698943892
sha1
93d5e6d0bc4498788636f27b48ae0d2d64e93db4
sha256
d8ecdcf265d58d85ee157d2263a7e07baf27aa9ca3a2ada7d13a38e01bb0d71b
sha512
0b15bcba1ab58abcde20cb2b0efcec9faf4fc119734e4562a869ba9d8487958e887d5eabc30a7705ca2e053668a72c6f98981c961eeb9e00d8be19ce875fce5f
ripemd-160
cc7170417ec4e194a629366a047b19ce15044df9
Diameter
256427718
Circumference
805591435.0456
Area
5.1643993332272E+16
Volume
8.8286342390678E+24
Surface area
2.0657597332909E+17
Circumference
805591435.0456
Perimeter
512855436
Area
16438793639671881
Diagonal
181321778.28199
Surface area
98632761838031286
Volume
2.107681169847E+24
Space diagonal
222072918.02247
Perimeter
384641577
Area
7.118206449763E+15
Altitude
111036459.01124
Surface area
7.118206449763E+15
Volume
2.48392607963E+23
Height
60440592.760664