12389938 is an even 8-digits composite number following 12389937
and preceding 12389939 . In scientific notation, it is written as 1.2389938 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 5335200 positive integers (up to 12389938) that are relatively prime to 12389938.
12389938 has 8 divisors, whose sum is 18674460
The reverse of 12389938 is 83998321
Previous prime number is 209
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
twelve million three hundred eighty-nine thousand nine hundred thirty-eight
Scientific notation
1.2389938 × 10^7
Engineering notation
1.2389938 × 10^6
Prime Factorization
2 × 209 × 29641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12389938
Product of the distinct prime numbers
The prime factorization of 12389938 is 2 × 209 × 29641.
Since it has a total of 3 prime factors.
2 , 5 , 9 , 61 , 981 , 470 , 4842 , 8899 , 42365 , 54709 , 998613 , 776881 , 8300209 , 7951528 , 38470192 , 17524068 , 611389920 , 56306522 , 5785628469 , 2570282056
n×2
24779876
n×3
37169814
n×4
49559752
n×5
61949690
n÷2
6194969
n÷3
4129979.3333333
n÷3
3097484.5
n÷5
2477987.6
n2
153510563643844
n3
1.9019863658923E+21
n4
2.3565493150251E+28
n5
2.9197499907103E+35
2 √n
3519.9343743883
3 √n
231.39628261035
4 √n
59.329034834457
5 √n
26.218861331446
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12389937
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12389938 can be divided by 8 positive divisors.
The sum of these divisors (counting 12389938) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111010000111000110010
3
Ternary
212022110210121
4
Quaternary
233100320302
5
Quinary
11132434223
6
Senary
1121320454
8
Octal
57207062
10
Decimal
12389938
12
Duodecimal
419612a
16
Hexadecimal
bd0e32
20
Vigesimal
3h8egi
36
Base36
7dk4y
md5
79284b4b3f9d56e6cd55645a9d072402
sha1
76b02537b7261487ff871a93061f6ac0ba24f4a8
sha256
8e3d282ace5dab49deed833b136a7931e9acf5e59f54db75fa21f2b78d1646f8
sha512
087d7d972e02741aaa9105634125486da8e945e005f1799cf733e32636a5ba5e09786ca17401fffb7c426fac9fab1acaccfdf32c43190cfcd063faaa3fedcd9b
ripemd-160
a72ccaedee383abc711813c4cda47fe5a7f67cac
Diameter
24779876
Circumference
77848276.398466
Area
4.8226765899193E+14
Volume
7.9670218590869E+21
Surface area
1.9290706359677E+15
Circumference
77848276.398466
Perimeter
49559752
Area
153510563643844
Diagonal
17522018.356562
Surface area
921063381863064
Volume
1.9019863658923E+21
Space diagonal
21460002.118628
Perimeter
37169814
Area
66472023932418
Altitude
10730001.059314
Surface area
66472023932418
Volume
2.2415124284113E+20
Height
5840672.7855206