13305981 is an odd 8-digits composite number following 13305980
and preceding 13305982 . In scientific notation, it is written as 1.3305981 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 8188272 positive integers (up to 13305981) that are relatively prime to 13305981.
13305981 has 8 divisors, whose sum is 19106080
The reverse of 13305981 is 18950331
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirteen million three hundred five thousand nine hundred eighty-one
Scientific notation
1.3305981 × 10^7
Engineering notation
1.3305981 × 10^6
Prime Factorization
3 × 13 × 341179
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13305981
Product of the distinct prime numbers
The prime factorization of 13305981 is 3 × 13 × 341179.
Since it has a total of 3 prime factors.
2 , 8 , 28 , 90 , 528 , 240 , 1519 , 2070 , 80135 , 91182 , 126615 , 794428 , 7529215 , 2971192 , 90074037 , 92893947 , 510828764 , 682741388 , 1249934827 , 169611110
n×2
26611962
n×3
39917943
n×4
53223924
n×5
66529905
n÷2
6652990.5
n÷3
4435327
n÷3
3326495.25
n÷5
2661196.2
n2
177049130372361
n3
2.3558123648012E+21
n4
3.1346394565609E+28
n5
4.170945305085E+35
2 √n
3647.7364213989
3 √n
236.96396040855
4 √n
60.39649345284
5 √n
26.595574726204
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-13305980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 13305981 can be divided by 8 positive divisors.
The sum of these divisors (counting 13305981) is 1, the average is 0.125.
Base
System
Value
2
Binary
110010110000100001111101
3
Ternary
221001000101010
4
Quaternary
302300201331
5
Quinary
11401242411
6
Senary
1153105433
8
Octal
62604175
10
Decimal
13305981
12
Duodecimal
4558279
16
Hexadecimal
cb087d
20
Vigesimal
4334j1
36
Base36
7x6yl
md5
94d9da139aab49c9cf02966a4adca743
sha1
65b7700ab3408351fc0a2a2c6ea3322e58f54ec5
sha256
863d4dfa57ea029516124e9337e9ba00dcc6b9b14920f044ecc06912ffd82577
sha512
e6d80f3a8700521efc3fd28ea282f9aef02e7a63dd72586829dd22f543f2d45900fea5b5a8e30e3c416a054838319ff392157245b71f760596e62b9c386657c3
ripemd-160
07bbf6cd43a1f8ec644776bfd963f42503603c1a
Diameter
26611962
Circumference
83603944.316811
Area
5.5621624730227E+14
Volume
9.8680037579938E+21
Surface area
2.2248649892091E+15
Circumference
83603944.316811
Perimeter
53223924
Area
177049130372361
Diagonal
18817498.790879
Surface area
1062294782234166
Volume
2.3558123648012E+21
Space diagonal
23046635.136546
Perimeter
39917943
Area
76664522310204
Altitude
11523317.568273
Surface area
76664522310204
Volume
2.7763514972567E+20
Height
6272499.5969596