1809428 is an even 7-digits composite number following 1809427
and preceding 1809429 . In scientific notation, it is written as 1.809428 × 10^6.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 900480 positive integers (up to 1809428) that are relatively prime to 1809428.
1809428 has 12 divisors, whose sum is 3181332
The reverse of 1809428 is 8249081
Previous prime number is 1877
Is Prime? no
Number parity even
Number length 7
Sum of Digits 32
Digital Root 5
Name
one million eight hundred nine thousand four hundred twenty-eight
Scientific notation
1.809428 × 10^6
Engineering notation
1.809428 × 10^6
Prime Factorization
2 × 2 × 1877 × 241
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
904714
Product of the distinct prime numbers
The prime factorization of 1809428 is 2 × 2 × 1877 × 241.
Since it has a total of 4 prime factors.
5 , 6 , 100 , 30 , 393 , 841 , 4006 , 839 , 40811 , 50162 , 816917 , 633860 , 2896219 , 3835003 , 84801824 , 8433963 , 153494980 , 832859028 , 3940753313 , 6692688377
n×2
3618856
n×3
5428284
n×4
7237712
n×5
9047140
n÷2
904714
n÷3
603142.66666667
n÷3
452357
n÷5
361885.6
n2
3274029687184
n3
5924120988821970752
n4
1.0719270392562E+25
n5
1.9395747987873E+31
2 √n
1345.1498057837
3 √n
121.85605166738
4 √n
36.676283969123
5 √n
17.844659329662
1 , 2 , 4 , 241 , 482 , 964 , 1877 , 3754 , 7508 , 452357 , 904714 , 1809428
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
-1809427
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 1809428 can be divided by 12 positive divisors.
The sum of these divisors (counting 1809428) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110111001110000010100
3
Ternary
10101221001212
4
Quaternary
12321300110
5
Quinary
430400203
6
Senary
102440552
8
Octal
6716024
10
Decimal
1809428
12
Duodecimal
733158
16
Hexadecimal
1b9c14
20
Vigesimal
b63b8
36
Base36
12s5w
md5
8217966190ff41b2f9da78c9b0e9d9ba
sha1
a4374c58de0a93ca368ceebda9fda8dcc0e46535
sha256
70e93216249f65d6248a8b1ee58ab3c31a325a26103ea8ef720dc418ed4360a8
sha512
e9520c4075f59ef6bfc740b01fad9e844256be08132a396f2342c19f8aa8de2cabc5fae97fc08dcdf3ace0644e0168be48e7e33e2512f0131e85323b53229b1b
ripemd-160
c46b779458bafb21094cce67400d4b4a539ca235
Diameter
3618856
Circumference
11368971.423999
Area
10285667612892
Volume
2.4814899969947E+19
Surface area
41142670451569
Circumference
11368971.423999
Perimeter
7237712
Area
3274029687184
Diagonal
2558917.6177376
Surface area
19644178123104
Volume
5924120988821970752
Space diagonal
3134021.2286377
Perimeter
5428284
Area
1417696440922.9
Altitude
1567010.6143189
Surface area
1417696440922.9
Volume
6.9816435396093E+17
Height
852972.53924587