12758438 is an even 8-digits composite number following 12758437
and preceding 12758439 . In scientific notation, it is written as 1.2758438 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 4970760 positive integers (up to 12758438) that are relatively prime to 12758438.
12758438 has 16 divisors, whose sum is 23860224
The reverse of 12758438 is 83485721
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million seven hundred fifty-eight thousand four hundred thirty-eight
Scientific notation
1.2758438 × 10^7
Engineering notation
1.2758438 × 10^6
Prime Factorization
2 × 11 × 7 × 82847
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12758438
Product of the distinct prime numbers
The prime factorization of 12758438 is 2 × 11 × 7 × 82847.
Since it has a total of 4 prime factors.
9 , 7 , 51 , 40 , 196 , 81 , 7665 , 6311 , 63150 , 79175 , 163483 , 480849 , 1724107 , 9023437 , 90199202 , 78701846 , 698966032 , 807516607 , 6775639938 , 7694563952
n×2
25516876
n×3
38275314
n×4
51033752
n×5
63792190
n÷2
6379219
n÷3
4252812.6666667
n÷3
3189609.5
n÷5
2551687.6
n2
162777740199844
n3
2.0767897061198E+21
n4
2.6496592704568E+28
n5
3.3805513523248E+35
2 √n
3571.8955751813
3 √n
233.66796114427
4 √n
59.765337572721
5 √n
26.372997979348
1 , 2 , 7 , 11 , 14 , 22 , 77 , 154 , 82847 , 165694 , 579929 , 911317 , 1159858 , 1822634 , 6379219 , 12758438
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12758437
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12758438 can be divided by 16 positive divisors.
The sum of these divisors (counting 12758438) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000101010110110100110
3
Ternary
220000012021202
4
Quaternary
300222312212
5
Quinary
11231232223
6
Senary
1133242502
8
Octal
60526646
10
Decimal
12758438
12
Duodecimal
4333432
16
Hexadecimal
c2ada6
20
Vigesimal
3jeg1i
36
Base36
7lgh2
md5
11a883e0982d5f33779ae2d60c8d68b0
sha1
9aed1ea8d1d71a1cd5eb7923426fa0488aea8916
sha256
59dec56630a25bd73631829cd59bc736183471f5ca45311cc79d1ef6cca12ee9
sha512
d34139b63c43ab13488c05d8de107f164427b1c417e8c811c45b9a9161b0960114dbf7d1512dc0bc87313f57e86ca18b2ed146edf30c0ad7d4d680678ec0807a
ripemd-160
10609cb4ff005abbc942f62df093b3642f4dfc3c
Diameter
25516876
Circumference
80163630.184162
Area
5.1138135277978E+14
Volume
8.6992363783959E+21
Surface area
2.0455254111191E+15
Circumference
80163630.184162
Perimeter
51033752
Area
162777740199844
Diagonal
18043156.054296
Surface area
976666441199064
Volume
2.0767897061198E+21
Space diagonal
22098262.841217
Perimeter
38275314
Area
70484829091844
Altitude
11049131.420609
Surface area
70484829091844
Volume
2.4475201404929E+20
Height
6014385.3514321