128202321 is an odd 9-digits composite number following 128202320
and preceding 128202322 . In scientific notation, it is written as 1.28202321 × 10^8.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 74252544 positive integers (up to 128202321) that are relatively prime to 128202321.
128202321 has 16 divisors, whose sum is 194914944
The reverse of 128202321 is 123202821
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 21
Digital Root 3
Name
one hundred twenty-eight million two hundred two thousand three hundred twenty-one
Scientific notation
1.28202321 × 10^8
Engineering notation
1.28202321 × 10^6
Prime Factorization
3 × 17 × 13 × 193367
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128202321
Product of the distinct prime numbers
The prime factorization of 128202321 is 3 × 17 × 13 × 193367.
Since it has a total of 4 prime factors.
8 , 4 , 1 , 22 , 677 , 959 , 5488 , 402 , 3560 , 63907 , 69679 , 286604 , 5769975 , 4206431 , 34643522 , 39502503 , 410658825 , 569554530 , 6231342774 , 4229672037
n×2
256404642
n×3
384606963
n×4
512809284
n×5
641011605
n÷2
64101160.5
n÷3
42734107
n÷3
32050580.25
n÷5
25640464.2
n2
16435835109787041
n3
2.107112208648E+24
n4
2.7013667575611E+32
n5
3.4632148819158E+40
2 √n
11322.646377945
3 √n
504.23380985272
4 √n
106.40792441329
5 √n
41.838795929302
1 , 3 , 13 , 17 , 39 , 51 , 221 , 663 , 193367 , 580101 , 2513771 , 3287239 , 7541313 , 9861717 , 42734107 , 128202321
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128202320
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128202321 can be divided by 16 positive divisors.
The sum of these divisors (counting 128202321) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001000011011001010001
3
Ternary
22221020100112010
4
Quaternary
13221003121101
5
Quinary
230304433241
6
Senary
20415453133
8
Octal
751033121
10
Decimal
128202321
12
Duodecimal
36b271a9
16
Hexadecimal
7a43651
20
Vigesimal
20155g1
36
Base36
24btjl
md5
630a3b0d9d7fdf9f2b7baf9b0f9f28cf
sha1
419e614a65bf2d179aa0173cb819cdc99a9362eb
sha256
f78d67be8c298a491bf12f73941eb2e9683159f2c4a23c6762cdeb2aaa0a3f76
sha512
ee8c089db56142ecc9f3040bf9748841b37903aef622383673c49e3fe399bb2bcc363f4f05705d844d073ec90527382905fc6f816cbe89a3aa28771e622121b0
ripemd-160
41645a80873e6df84f1ffb9d4965af6e46f9dd71
Diameter
256404642
Circumference
805518939.65352
Area
5.163469883652E+16
Volume
8.8262509799705E+24
Surface area
2.0653879534608E+17
Circumference
805518939.65352
Perimeter
512809284
Area
16435835109787041
Diagonal
181305461.08591
Surface area
98615010658722246
Volume
2.107112208648E+24
Space diagonal
222052933.62025
Perimeter
384606963
Area
7.1169253687439E+15
Altitude
111026466.81013
Surface area
7.1169253687439E+15
Volume
2.4832555524266E+23
Height
60435153.695303