13018923 is an odd 8-digits composite number following 13018922
and preceding 13018924 . In scientific notation, it is written as 1.3018923 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 8168640 positive integers (up to 13018923) that are relatively prime to 13018923.
13018923 has 12 divisors, whose sum is 19911528
The reverse of 13018923 is 32981031
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
thirteen million eighteen thousand nine hundred twenty-three
Scientific notation
1.3018923 × 10^7
Engineering notation
1.3018923 × 10^6
Prime Factorization
3 × 3 × 17 × 85091
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4339641
Product of the distinct prime numbers
The prime factorization of 13018923 is 3 × 3 × 17 × 85091.
Since it has a total of 4 prime factors.
5 , 8 , 12 , 31 , 877 , 519 , 3840 , 705 , 97772 , 2394 , 864241 , 856815 , 6201685 , 2815748 , 11658316 , 75797409 , 893623068 , 529094530 , 8973914498 , 5779691469
n×2
26037846
n×3
39056769
n×4
52075692
n×5
65094615
n÷2
6509461.5
n÷3
4339641
n÷3
3254730.75
n÷5
2603784.6
n2
169492356079929
n3
2.2066079328932E+21
n4
2.8727658769525E+28
n5
3.7400317749073E+35
2 √n
3608.1744691741
3 √n
235.24750142559
4 √n
60.068081950185
5 √n
26.479818967902
1 , 3 , 9 , 17 , 51 , 153 , 85091 , 255273 , 765819 , 1446547 , 4339641 , 13018923
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-13018922
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 13018923 can be divided by 12 positive divisors.
The sum of these divisors (counting 13018923) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001101010011100101011
3
Ternary
220111102121100
4
Quaternary
301222130223
5
Quinary
11313101143
6
Senary
1143012443
8
Octal
61523453
10
Decimal
13018923
12
Duodecimal
443a123
16
Hexadecimal
c6a72b
20
Vigesimal
417763
36
Base36
7r1gr
md5
3acc1be489b7d2a6c110d9fa5e4a8a73
sha1
26cf49033bff38e9e706ee46ee246577f637001d
sha256
531fe3639a33482dcb565eccbc4ee2908e38a1da5693e76fc0108adb63fe12fb
sha512
ff2262ea4075c06f676c3370ec79932ea579263f4be8d7fb97cee8e5bb97b61969ec93d5d9cf85e5837efef3fd578c799a9eddc6ebd8c431b11f1636b7971124
ripemd-160
a69eec49145b0dd20eb33b05c2a0d4fd42a54147
Diameter
26037846
Circumference
81800305.708902
Area
5.3247594070033E+14
Volume
9.2430176951069E+21
Surface area
2.1299037628013E+15
Circumference
81800305.708902
Perimeter
52075692
Area
169492356079929
Diagonal
18411537.474091
Surface area
1016954136479574
Volume
2.2066079328932E+21
Space diagonal
22549436.095827
Perimeter
39056769
Area
73392343056248
Altitude
11274718.047914
Surface area
73392343056248
Volume
2.600512387948E+20
Height
6137179.1580303