128220399 is an odd 9-digits composite number following 128220398
and preceding 128220400 . In scientific notation, it is written as 1.28220399 × 10^8.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 85480260 positive integers (up to 128220399) that are relatively prime to 128220399.
128220399 has 6 divisors, whose sum is 185207256
The reverse of 128220399 is 993022821
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-eight million two hundred twenty thousand three hundred ninety-nine
Scientific notation
1.28220399 × 10^8
Engineering notation
1.28220399 × 10^6
Prime Factorization
3 × 3 × 14246711
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42740133
Product of the distinct prime numbers
The prime factorization of 128220399 is 3 × 3 × 14246711.
Since it has a total of 3 prime factors.
2 , 10 , 9 , 59 , 281 , 449 , 3614 , 6576 , 89499 , 49643 , 4377 , 177221 , 5336812 , 2198445 , 73682534 , 29008432 , 163650483 , 571334349 , 8054639961 , 5550945050
n×2
256440798
n×3
384661197
n×4
512881596
n×5
641101995
n÷2
64110199.5
n÷3
42740133
n÷3
32055099.75
n÷5
25644079.8
n2
16440470719719201
n3
2.1080037154302E+24
n4
2.7028907748594E+32
n5
3.465657336059E+40
2 √n
11323.444661409
3 √n
504.25750965865
4 √n
106.41167539988
5 √n
41.839975812924
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128220398
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128220399 can be divided by 6 positive divisors.
The sum of these divisors (counting 128220399) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
111101001000111110011101111
3
Ternary
22221021021022200
4
Quaternary
13221013303233
5
Quinary
230311023044
6
Senary
20420112543
8
Octal
751076357
10
Decimal
128220399
12
Duodecimal
36b35753
16
Hexadecimal
7a47cef
20
Vigesimal
2017ajj
36
Base36
24c7hr
md5
bf935e2910aa04510ae2854f76d7912e
sha1
5fbb3a5b99b385a372e6aeab7a1bd7d85333c5b8
sha256
0fb7668cdfb28642f750fb05b5d1764b5cec9aef223d3803527af504a0aeddd6
sha512
fce5d18426011dbdbdf65473560674cfcbb65dd2f4da386a14d6a258b2239016fcb8247c927e691004a7eb41dafc7233b2edbabe3606ddd2c25157eb702b5b12
ripemd-160
dafcf1a598247dbd682577fcc297d86d81c13e20
Diameter
256440798
Circumference
805632527.0775
Area
5.1649262034628E+16
Volume
8.8299853148474E+24
Surface area
2.0659704813851E+17
Circumference
805632527.0775
Perimeter
512881596
Area
16440470719719201
Diagonal
181331027.23869
Surface area
98642824318315206
Volume
2.1080037154302E+24
Space diagonal
222084245.63475
Perimeter
384661197
Area
7.1189326467255E+15
Altitude
111042122.81738
Surface area
7.1189326467255E+15
Volume
2.4843062032452E+23
Height
60443675.74623