13181806 is an even 8-digits composite number following 13181805
and preceding 13181807 . In scientific notation, it is written as 1.3181806 × 10^7.
The sum of its digits is 28. It has a total of 5 prime factors and 32 positive divisors.
There are 5654880 positive integers (up to 13181806) that are relatively prime to 13181806.
13181806 has 32 divisors, whose sum is 22809600
The reverse of 13181806 is 60818131
Previous prime number is 239
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirteen million one hundred eighty-one thousand eight hundred six
Scientific notation
1.3181806 × 10^7
Engineering notation
1.3181806 × 10^6
Prime Factorization
2 × 23 × 11 × 239 × 109
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
13181806
Product of the distinct prime numbers
The prime factorization of 13181806 is 2 × 23 × 11 × 239 × 109.
Since it has a total of 5 prime factors.
6 , 2 , 25 , 88 , 329 , 525 , 7471 , 9562 , 53533 , 32830 , 538076 , 560475 , 6578444 , 3619051 , 17562481 , 66249733 , 374849535 , 688171322 , 3604557741 , 3148525335
n×2
26363612
n×3
39545418
n×4
52727224
n×5
65909030
n÷2
6590903
n÷3
4393935.3333333
n÷3
3295451.5
n÷5
2636361.2
n2
173760009421636
n3
2.2904707347542E+21
n4
3.0192540874207E+28
n5
3.9799221645087E+35
2 √n
3630.6756946882
3 √n
236.22451821504
4 √n
60.255088537718
5 √n
26.545748968556
1 , 2 , 11 , 22 , 23 , 46 , 109 , 218 , 239 , 253 , 478 , 506 , 1199 , 2398 , 2507 , 2629 , 5014 , 5258 , 5497 , 10994 , 26051 , 27577 , 52102 , 55154 , 60467 , 120934 , 286561 , 573122 , 599173 , 1198346 , 6590903 , 13181806
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
-13181805
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 13181806 can be divided by 32 positive divisors.
The sum of these divisors (counting 13181806) is 1, the average is 0.03125.
Base
System
Value
2
Binary
110010010010001101101110
3
Ternary
220210201001001
4
Quaternary
302102031232
5
Quinary
11333304211
6
Senary
1150310514
8
Octal
62221556
10
Decimal
13181806
12
Duodecimal
44b843a
16
Hexadecimal
c9236e
20
Vigesimal
427ea6
36
Base36
7uj5a
md5
80bf8e55c20436979e85f7d4d7be276c
sha1
9424e4966685d6195193f9c506e1d1932dbe7882
sha256
48a60fe89b939ebefa1687178ad5a60a3f49172cb2095ea51f3d1f40923d027c
sha512
8ae47268b45dabeb7b32a27c4dc452dc055048b1bc7fe50ca8700092c21052065aa76a8e9097efe6a226338241de805e2b6206e1ff77280c4380d505158faac5
ripemd-160
3abd7bf603d4223f919e2d9036e887ac226b0105
Diameter
26363612
Circumference
82823729.781292
Area
5.458831690867E+14
Volume
9.5943013780882E+21
Surface area
2.1835326763468E+15
Circumference
82823729.781292
Perimeter
52727224
Area
173760009421636
Diagonal
18641888.821771
Surface area
1042560056529816
Volume
2.2904707347542E+21
Space diagonal
22831557.727516
Perimeter
39545418
Area
75240291160480
Altitude
11415778.863758
Surface area
75240291160480
Volume
2.6993456477567E+20
Height
6213962.9405903