28201900 is an even 8-digits composite number following 28201899
and preceding 28201901 . In scientific notation, it is written as 2.8201900 × 10^7.
The sum of its digits is 22. It has a total of 4 prime factors and 12 positive divisors.
There are 11280720 positive integers (up to 28201900) that are relatively prime to 28201900.
28201900 has 12 divisors, whose sum is 51327640
The reverse of 28201900 is 00910282
Previous prime number is 25
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-eight million two hundred one thousand nine hundred
Scientific notation
2.8201900 × 10^7
Engineering notation
2.8201900 × 10^6
Prime Factorization
2 × 2 × 25 × 282019
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
14100950
Product of the distinct prime numbers
The prime factorization of 28201900 is 2 × 2 × 25 × 282019.
Since it has a total of 4 prime factors.
6 , 1 , 69 , 88 , 327 , 743 , 5458 , 445 , 64813 , 38411 , 610432 , 724143 , 9037813 , 8000504 , 92527135 , 12584247 , 581995006 , 295189822 , 7779221324 , 1686650809
n×2
56403800
n×3
84605700
n×4
112807600
n×5
141009500
n÷2
14100950
n÷3
9400633.3333333
n÷3
7050475
n÷5
5640380
n2
795347163610000
n3
2.2430301173413E+22
n4
6.3257711066247E+29
n5
1.7839876417192E+37
2 √n
5310.5461112771
3 √n
304.38701574615
4 √n
72.873493886852
5 √n
30.906916132121
1 , 2 , 4 , 25 , 50 , 100 , 282019 , 564038 , 1128076 , 7050475 , 14100950 , 28201900
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28201899
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28201900 can be divided by 12 positive divisors.
The sum of these divisors (counting 28201900) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101011100101001110101100
3
Ternary
1222001210201211
4
Quaternary
1223211032230
5
Quinary
24204430100
6
Senary
2444244204
8
Octal
153451654
10
Decimal
28201900
12
Duodecimal
9540664
16
Hexadecimal
1ae53ac
20
Vigesimal
8g54f0
36
Base36
gsgq4
md5
712fb8629350ed1b3d8797594e129319
sha1
6a2e6abe0e910915a02a176d69624b88653cdcd5
sha256
948cc48d39c317283d1072b8303f1726e65d2565a329c255faf39f14fc7264bf
sha512
f82984d05fd7b2cd378c98d8542078e7a17fa6448563a910f426fae45fa762939e2cf93c663667b325a55d3a06a46d0af7a4e9d1d0983c66fcfe59cb994e8a50
ripemd-160
dbc3b4599e01c3fffcd85e6c971cfbb2079ca072
Diameter
56403800
Circumference
177197763.71455
Area
2.4986568062507E+15
Volume
9.39558258456E+22
Surface area
9.9946272250026E+15
Circumference
177197763.71455
Perimeter
112807600
Area
795347163610000
Diagonal
39883509.46469
Surface area
4772082981660000
Volume
2.2430301173413E+22
Space diagonal
48847123.669977
Perimeter
84605700
Area
3.4439542425708E+14
Altitude
24423561.834988
Surface area
3.4439542425708E+14
Volume
2.6434363439628E+21
Height
13294503.154897