128370 is an even 6-digits composite number following 128369
and preceding 128371 . In scientific notation, it is written as 1.28370 × 10^5.
The sum of its digits is 21. It has a total of 5 prime factors and 32 positive divisors.
There are 31040 positive integers (up to 128370) that are relatively prime to 128370.
128370 has 32 divisors, whose sum is 336960
The reverse of 128370 is 073821
Previous prime number is 5
Is Prime? no
Number parity even
Number length 6
Sum of Digits 21
Digital Root 3
Name
one hundred twenty-eight thousand three hundred seventy
Scientific notation
1.28370 × 10^5
Engineering notation
1.28370 × 10^3
Prime Factorization
2 × 3 × 11 × 5 × 389
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
128370
Product of the distinct prime numbers
The prime factorization of 128370 is 2 × 3 × 11 × 5 × 389.
Since it has a total of 5 prime factors.
10 , 9 , 7 , 36 , 938 , 853 , 1549 , 3923 , 92721 , 3913 , 621616 , 956783 , 6234370 , 537395 , 44031283 , 96672885 , 162911668 , 512286231 , 5780651079 , 6771839654
n×2
256740
n×3
385110
n×4
513480
n×5
641850
n÷2
64185
n÷3
42790
n÷3
32092.5
n÷5
25674
n2
16478856900
n3
2115390860253000
n4
2.7155272473068E+20
n5
3.4859223273677E+25
2 √n
358.28759398003
3 √n
50.44535473886
4 √n
18.928486309793
5 √n
10.512178052435
1 , 2 , 3 , 5 , 6 , 10 , 11 , 15 , 22 , 30 , 33 , 55 , 66 , 110 , 165 , 330 , 389 , 778 , 1167 , 1945 , 2334 , 3890 , 4279 , 5835 , 8558 , 11670 , 12837 , 21395 , 25674 , 42790 , 64185 , 128370
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128369
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128370 can be divided by 32 positive divisors.
The sum of these divisors (counting 128370) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11111010101110010
3
Ternary
20112002110
4
Quaternary
133111302
5
Quinary
13101440
6
Senary
2430150
8
Octal
372562
10
Decimal
128370
12
Duodecimal
62356
16
Hexadecimal
1f572
20
Vigesimal
g0ia
36
Base36
2r1u
md5
e82a4902b36c761dfeeab331676abdde
sha1
68c28b65817019356d9fd61b0bf686ce0d690712
sha256
ca57379d680e660d0fbb179df558022a527267fcff47c4b4bb3759f3b2029cea
sha512
093a3b564681f469b30b8f4e7c8bbd4eb29e3ab887802c3f3d1273d517ff0a0223dc250067ab29773fc7555161fb86fc399f0d8412070102a5cce6561de93605
ripemd-160
1f887581c26c0b51126198c22587b2b10b46e918
Diameter
256740
Circumference
806572.49788264
Area
51769855776.597
Volume
8.8609285147224E+15
Surface area
207079423106.39
Circumference
806572.49788264
Perimeter
513480
Area
16478856900
Diagonal
181542.59500183
Surface area
98873141400
Volume
2115390860253000
Space diagonal
222343.36216762
Perimeter
385110
Area
7135554350.3642
Altitude
111171.68108381
Surface area
7135554350.3642
Volume
2.4930120369082E+14
Height
60514.198333945