13126979 is an odd 8-digits composite number following 13126978
and preceding 13126980 . In scientific notation, it is written as 1.3126979 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 13006440 positive integers (up to 13126979) that are relatively prime to 13126979.
13126979 has 4 divisors, whose sum is 13247520
The reverse of 13126979 is 97962131
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirteen million one hundred twenty-six thousand nine hundred seventy-nine
Scientific notation
1.3126979 × 10^7
Engineering notation
1.3126979 × 10^6
Prime Factorization
109 × 120431
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13126979
Product of the distinct prime numbers
The prime factorization of 13126979 is 109 × 120431.
Since it has a total of 2 prime factors.
3 , 1 , 42 , 32 , 11 , 336 , 7620 , 6349 , 30975 , 74707 , 964008 , 568154 , 5437908 , 1247471 , 98300125 , 30571067 , 288680780 , 396325895 , 4006282468 , 6537226558
n×2
26253958
n×3
39380937
n×4
52507916
n×5
65634895
n÷2
6563489.5
n÷3
4375659.6666667
n÷3
3281744.75
n÷5
2625395.8
n2
172317577666441
n3
2.2620092233582E+21
n4
2.969334757283E+28
n5
3.8978395002824E+35
2 √n
3623.1173042009
3 √n
235.89655405986
4 √n
60.192335925771
5 √n
26.523629825655
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
-13126978
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 13126979 can be divided by 4 positive divisors.
The sum of these divisors (counting 13126979) is 1, the average is 0.25.
Base
System
Value
2
Binary
110010000100110101000011
3
Ternary
220200220211102
4
Quaternary
302010311003
5
Quinary
11330030404
6
Senary
1145205015
8
Octal
62046503
10
Decimal
13126979
12
Duodecimal
449076b
16
Hexadecimal
c84d43
20
Vigesimal
420h8j
36
Base36
7tcub
md5
cfb9d8623570a306dd1d303f2bf416ce
sha1
7cd330bddf354895a6a9a6316822e0b8324ba767
sha256
c1dd699e8e5e399cc348e3d84f485598ace93adeeba3efa0175d4b25471b3fa2
sha512
1d3fb4b6211af673cb1fcbb8007f9af54ab47f30434eb65ce6ac6c0cf12e2103dd5b73beeb3481acd6ca1b86f05ce2832a4ad40c8b1f3002eb89381f1f73cf35
ripemd-160
d3e19baf52db5f06352237c60026584cd27c7053
Diameter
26253958
Circumference
82479241.580455
Area
5.4135163608128E+14
Volume
9.4750820779395E+21
Surface area
2.1654065443251E+15
Circumference
82479241.580455
Perimeter
52507916
Area
172317577666441
Diagonal
18564351.734787
Surface area
1033905465998646
Volume
2.2620092233582E+21
Space diagonal
22736594.57789
Perimeter
39380937
Area
74615699888868
Altitude
11368297.288945
Surface area
74615699888868
Volume
2.6658034349052E+20
Height
6188117.2449289