13013905 is an odd 8-digits composite number following 13013904
and preceding 13013906 . In scientific notation, it is written as 1.3013905 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 10411120 positive integers (up to 13013905) that are relatively prime to 13013905.
13013905 has 4 divisors, whose sum is 15616692
The reverse of 13013905 is 50931031
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
thirteen million thirteen thousand nine hundred five
Scientific notation
1.3013905 × 10^7
Engineering notation
1.3013905 × 10^6
Prime Factorization
5 × 2602781
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13013905
Product of the distinct prime numbers
The prime factorization of 13013905 is 5 × 2602781.
Since it has a total of 2 prime factors.
8 , 6 , 81 , 36 , 45 , 340 , 7852 , 3988 , 88390 , 69301 , 14688 , 918806 , 2934746 , 380180 , 87735933 , 54132851 , 680060274 , 816866473 , 9339660085 , 4859790607
n×2
26027810
n×3
39041715
n×4
52055620
n×5
65069525
n÷2
6506952.5
n÷3
4337968.3333333
n÷3
3253476.25
n÷5
2602781
n2
169361723349025
n3
2.2040573783005E+21
n4
2.8683393335752E+28
n5
3.7328295594911E+35
2 √n
3607.4790366681
3 √n
235.21727302495
4 √n
60.062292968785
5 √n
26.477777382396
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
-13013904
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 13013905 can be divided by 4 positive divisors.
The sum of these divisors (counting 13013905) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001101001001110010001
3
Ternary
220111011201111
4
Quaternary
301221032101
5
Quinary
11312421110
6
Senary
1142533321
8
Octal
61511621
10
Decimal
13013905
12
Duodecimal
4437241
16
Hexadecimal
c69391
20
Vigesimal
416ef5
36
Base36
7qxld
md5
361fd6c4d89fef219a3ee05605406326
sha1
a7aeb91d2c545dc09f87bbe6774992286512a2ee
sha256
23ed23886295c53d2e7eb2bce0e0592ea527d117dced17316635f41c1376e9ad
sha512
a682288648c818d55e63e308fcd8b1103e20a2e1dd41603eee7431d1b1f918f471e567c5ffa25b4dd50c9c4e8da27849fe6234a26019687043f6358d308baf3b
ripemd-160
4b550e17953cf71b5a783867847da9688ec217fc
Diameter
26027810
Circumference
81768776.685031
Area
5.320655458726E+14
Volume
9.2323339570123E+21
Surface area
2.1282621834904E+15
Circumference
81768776.685031
Perimeter
52055620
Area
169361723349025
Diagonal
18404440.950435
Surface area
1016170340094150
Volume
2.2040573783005E+21
Space diagonal
22540744.664875
Perimeter
39041715
Area
73335777424484
Altitude
11270372.332437
Surface area
73335777424484
Volume
2.5975065305342E+20
Height
6134813.650145