128220393 is an odd 9-digits composite number following 128220392
and preceding 128220394 . In scientific notation, it is written as 1.28220393 × 10^8.
The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors.
There are 71559936 positive integers (up to 128220393) that are relatively prime to 128220393.
128220393 has 32 divisors, whose sum is 199987200
The reverse of 128220393 is 393022821
Previous prime number is 433
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-eight million two hundred twenty thousand three hundred ninety-three
Scientific notation
1.28220393 × 10^8
Engineering notation
1.28220393 × 10^6
Prime Factorization
3 × 7 × 59 × 433 × 239
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
128220393
Product of the distinct prime numbers
The prime factorization of 128220393 is 3 × 7 × 59 × 433 × 239.
Since it has a total of 5 prime factors.
1 , 9 , 47 , 100 , 149 , 377 , 6245 , 6631 , 84402 , 53762 , 473001 , 848190 , 799851 , 5442571 , 52211955 , 83934450 , 254375275 , 178940881 , 2645993791 , 4235240136
n×2
256440786
n×3
384661179
n×4
512881572
n×5
641101965
n÷2
64110196.5
n÷3
42740131
n÷3
32055098.25
n÷5
25644078.6
n2
16440469181074449
n3
2.1080034195018E+24
n4
2.7028902689386E+32
n5
3.4656565251918E+40
2 √n
11323.444396472
3 √n
504.25750179317
4 √n
106.41167415501
5 √n
41.839975421349
1 , 3 , 7 , 21 , 59 , 177 , 239 , 413 , 433 , 717 , 1239 , 1299 , 1673 , 3031 , 5019 , 9093 , 14101 , 25547 , 42303 , 76641 , 98707 , 103487 , 178829 , 296121 , 310461 , 536487 , 724409 , 2173227 , 6105733 , 18317199 , 42740131 , 128220393
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
-128220392
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 128220393 can be divided by 32 positive divisors.
The sum of these divisors (counting 128220393) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101001000111110011101001
3
Ternary
22221021021022110
4
Quaternary
13221013303221
5
Quinary
230311023033
6
Senary
20420112533
8
Octal
751076351
10
Decimal
128220393
12
Duodecimal
36b35749
16
Hexadecimal
7a47ce9
20
Vigesimal
2017ajd
36
Base36
24c7hl
md5
f40f5337b00f84149721527364665369
sha1
f63b27ff980cc5ea7106bdf54d06843e726b014c
sha256
58120037576fed2467a3fad443d86453042a6d57b370b6434721fe66b0241120
sha512
3c05711f5049110014fa9f1d7d224494f310e77226b6052d58d04e4acecacf9671ac35d975930181d8de80398834b243fae1a7d7aacdad2adfa538dff0d9805e
ripemd-160
d97ac8d1d318debebc7294d6aeca538acc34256c
Diameter
256440786
Circumference
805632489.37839
Area
5.1649257200833E+16
Volume
8.8299840752652E+24
Surface area
2.0659702880333E+17
Circumference
805632489.37839
Perimeter
512881572
Area
16440469181074449
Diagonal
181331018.75341
Surface area
98642815086446694
Volume
2.1080034195018E+24
Space diagonal
222084235.24245
Perimeter
384661179
Area
7.1189319804728E+15
Altitude
111042117.62122
Surface area
7.1189319804728E+15
Volume
2.4843058544902E+23
Height
60443672.917803