12804945 is an odd 8-digits composite number following 12804944
and preceding 12804946 . In scientific notation, it is written as 1.2804945 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 6829296 positive integers (up to 12804945) that are relatively prime to 12804945.
12804945 has 4 divisors, whose sum is 13658624
The reverse of 12804945 is 54940821
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twelve million eight hundred four thousand nine hundred forty-five
Scientific notation
1.2804945 × 10^7
Engineering notation
1.2804945 × 10^6
Prime Factorization
15 × 853663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12804945
Product of the distinct prime numbers
The prime factorization of 12804945 is 15 × 853663.
Since it has a total of 2 prime factors.
5 , 9 , 20 , 67 , 954 , 417 , 6709 , 5006 , 87039 , 53489 , 907856 , 516043 , 9915572 , 8232942 , 3940876 , 10703387 , 584830404 , 295195973 , 113048290 , 2169072118
n×2
25609890
n×3
38414835
n×4
51219780
n×5
64024725
n÷2
6402472.5
n÷3
4268315
n÷3
3201236.25
n÷5
2560989
n2
163966616453025
n3
2.0995835055171E+21
n4
2.6885051311053E+28
n5
3.4426160336022E+35
2 √n
3578.3997820255
3 √n
233.95153865309
4 √n
59.819727365021
5 √n
26.392196952502
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12804944
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12804945 can be divided by 4 positive divisors.
The sum of these divisors (counting 12804945) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000110110001101010001
3
Ternary
220002120002020
4
Quaternary
300312031101
5
Quinary
11234224240
6
Senary
1134242053
8
Octal
60661521
10
Decimal
12804945
12
Duodecimal
4356329
16
Hexadecimal
c36351
20
Vigesimal
400c75
36
Base36
7mgcx
md5
b8e6ffd790a6772ab78e71d630fc0dfd
sha1
8ad1f474fed55dd5e1402823d969d8b5b91a7e7e
sha256
e9f75c2461b658fa949719f1d52d2f9e8d847d93fafece66f518f9da13e595bc
sha512
9b3170c15969e7fba0ad65a85279f95db7f6b0b3750006fc9acbc05ae38e3bbd0e729e8e2b7c047d508765b55c11c1533131c21e08842761aef6beda8236f970
ripemd-160
f32f46ac127b77213cb8f491ef3ef32621400659
Diameter
25609890
Circumference
80455842.283243
Area
5.151163176828E+14
Volume
8.794714822041E+21
Surface area
2.0604652707312E+15
Circumference
80455842.283243
Perimeter
51219780
Area
163966616453025
Diagonal
18108926.884442
Surface area
983799698718150
Volume
2.0995835055171E+21
Space diagonal
22178815.328125
Perimeter
38414835
Area
70999627610450
Altitude
11089407.664063
Surface area
70999627610450
Volume
2.4743828906976E+20
Height
6036308.9614805