12291438 is an even 8-digits composite number following 12291437
and preceding 12291439 . In scientific notation, it is written as 1.2291438 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 3964920 positive integers (up to 12291438) that are relatively prime to 12291438.
12291438 has 16 divisors, whose sum is 25376256
The reverse of 12291438 is 83419221
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million two hundred ninety-one thousand four hundred thirty-eight
Scientific notation
1.2291438 × 10^7
Engineering notation
1.2291438 × 10^6
Prime Factorization
2 × 3 × 31 × 66083
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12291438
Product of the distinct prime numbers
The prime factorization of 12291438 is 2 × 3 × 31 × 66083.
Since it has a total of 4 prime factors.
5 , 3 , 27 , 100 , 268 , 102 , 4432 , 6477 , 65549 , 33144 , 619399 , 756992 , 6923473 , 9837984 , 18750231 , 92719501 , 771419705 , 706729717 , 2772394437 , 1997055489
n×2
24582876
n×3
36874314
n×4
49165752
n×5
61457190
n÷2
6145719
n÷3
4097146
n÷3
3072859.5
n÷5
2458287.6
n2
151079448107844
n3
1.8569836694918E+21
n4
2.2824999640571E+28
n5
2.805520679321E+35
2 √n
3505.9147165897
3 √n
230.78145031021
4 √n
59.210765208614
5 √n
26.177040141257
1 , 2 , 3 , 6 , 31 , 62 , 93 , 186 , 66083 , 132166 , 198249 , 396498 , 2048573 , 4097146 , 6145719 , 12291438
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
-12291437
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 12291438 can be divided by 16 positive divisors.
The sum of these divisors (counting 12291438) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101110111000110101101110
3
Ternary
212010110200110
4
Quaternary
232320311232
5
Quinary
11121311223
6
Senary
1115240450
8
Octal
56706556
10
Decimal
12291438
12
Duodecimal
4149126
16
Hexadecimal
bb8d6e
20
Vigesimal
3gg8bi
36
Base36
7bg4u
md5
f0cae1b71c8617385875bbbc1e724fec
sha1
1294a759899c7e173b42ab3f1c50bc50a6ac7b08
sha256
b35041597044e1f8af85945f90077913e60abcb7e7b403b8929e939ddc76feac
sha512
334469020204226bf4bbadc331b395f5e619a8ff71c095c759eafa95c21382dc742438298639e05653d4cb42d8e457a79c77c9f34c7172d3731589ac6734b2dc
ripemd-160
5b242eca15baab0e9c5c723887031eaf5a6b0a8f
Diameter
24582876
Circumference
77229382.645709
Area
4.74630084284E+14
Volume
7.7785150052155E+21
Surface area
1.898520337136E+15
Circumference
77229382.645709
Perimeter
49165752
Area
151079448107844
Diagonal
17382718.320668
Surface area
906476688647064
Volume
1.8569836694918E+21
Space diagonal
21289395.114083
Perimeter
36874314
Area
65419320025563
Altitude
10644697.557041
Surface area
65419320025563
Volume
2.1884762420839E+20
Height
5794239.4402227