12805506 is an even 8-digits composite number following 12805505
and preceding 12805507 . In scientific notation, it is written as 1.2805506 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 32 positive divisors.
There are 3464208 positive integers (up to 12805506) that are relatively prime to 12805506.
12805506 has 32 divisors, whose sum is 23976960
The reverse of 12805506 is 60550821
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million eight hundred five thousand five hundred six
Scientific notation
1.2805506 × 10^7
Engineering notation
1.2805506 × 10^6
Prime Factorization
2 × 27 × 7 × 19 × 1783
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
12805506
Product of the distinct prime numbers
The prime factorization of 12805506 is 2 × 27 × 7 × 19 × 1783.
Since it has a total of 5 prime factors.
4 , 7 , 41 , 59 , 147 , 356 , 5899 , 9919 , 74520 , 72074 , 485443 , 740349 , 708663 , 4262633 , 63804971 , 95587193 , 999564619 , 2921064 , 7004646230 , 5389416397
n×2
25611012
n×3
38416518
n×4
51222024
n×5
64027530
n÷2
6402753
n÷3
4268502
n÷3
3201376.5
n÷5
2561101.2
n2
163980983916036
n3
2.0998594734227E+21
n4
2.6889763086071E+28
n5
3.4433702253726E+35
2 √n
3578.4781681603
3 √n
233.95495516904
4 √n
59.82038254776
5 √n
26.392428203211
1 , 2 , 7 , 14 , 19 , 27 , 38 , 54 , 133 , 189 , 266 , 378 , 513 , 1026 , 1783 , 3566 , 3591 , 7182 , 12481 , 24962 , 33877 , 48141 , 67754 , 96282 , 237139 , 336987 , 474278 , 673974 , 914679 , 1829358 , 6402753 , 12805506
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12805505
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12805506 can be divided by 32 positive divisors.
The sum of these divisors (counting 12805506) is 1, the average is 0.03125.
Base
System
Value
2
Binary
110000110110010110000010
3
Ternary
220002120212000
4
Quaternary
300312112002
5
Quinary
11234234011
6
Senary
1134244430
8
Octal
60662602
10
Decimal
12805506
12
Duodecimal
4356716
16
Hexadecimal
c36582
20
Vigesimal
400df6
36
Base36
7mgsi
md5
f4554ba80835d050e1acdf6aa27fb3a4
sha1
6a3a3b37232af9ddfb3e675c1f9a563c0385809e
sha256
e74b62b9027ab6be679385990d09f7c5ca7b85dec9c5f096061bc50b39129ba3
sha512
f46d77dfc8a14511e5310d26dc5c4d8c539591e7ef72a75b65facd65974560105503dc5f64d1da0463a5e48db9de25bed9cd4965aa702d0dbaa7634a306ee218
ripemd-160
5ebf7ba4be13190718b98f7e11895ad9f4f10790
Diameter
25611012
Circumference
80459367.1502
Area
5.1516145439904E+14
Volume
8.7958707937009E+21
Surface area
2.0606458175962E+15
Circumference
80459367.1502
Perimeter
51222024
Area
163980983916036
Diagonal
18109720.25825
Surface area
983885903496216
Volume
2.0998594734227E+21
Space diagonal
22179787.008628
Perimeter
38416518
Area
71005848904427
Altitude
11089893.504314
Surface area
71005848904427
Volume
2.4747081219933E+20
Height
6036573.4194167