12389909 is an odd 8-digits composite number following 12389908
and preceding 12389910 . In scientific notation, it is written as 1.2389909 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 10619916 positive integers (up to 12389909) that are relatively prime to 12389909.
12389909 has 4 divisors, whose sum is 14159904
The reverse of 12389909 is 90998321
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twelve million three hundred eighty-nine thousand nine hundred nine
Scientific notation
1.2389909 × 10^7
Engineering notation
1.2389909 × 10^6
Prime Factorization
7 × 1769987
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12389909
Product of the distinct prime numbers
The prime factorization of 12389909 is 7 × 1769987.
Since it has a total of 2 prime factors.
4 , 8 , 71 , 64 , 182 , 214 , 3880 , 437 , 18628 , 42420 , 294205 , 329532 , 5922030 , 3736394 , 21220642 , 88270359 , 480792247 , 681159203 , 5247312172 , 2303548851
n×2
24779818
n×3
37169727
n×4
49559636
n×5
61949545
n÷2
6194954.5
n÷3
4129969.6666667
n÷3
3097477.25
n÷5
2477981.8
n2
153509845028281
n3
1.9019730105045E+21
n4
2.3565272520607E+28
n5
2.9197158209052E+35
2 √n
3519.9302549909
3 √n
231.39610207413
4 √n
59.329000117909
5 √n
26.218849057814
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
-12389908
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 12389909 can be divided by 4 positive divisors.
The sum of these divisors (counting 12389909) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111010000111000010101
3
Ternary
212022110202112
4
Quaternary
233100320111
5
Quinary
11132434114
6
Senary
1121320405
8
Octal
57207025
10
Decimal
12389909
12
Duodecimal
4196105
16
Hexadecimal
bd0e15
20
Vigesimal
3h8ef9
36
Base36
7dk45
md5
89411fd654b7234d9fcc654cdffd59d4
sha1
4264185d1efb176e428bd3d05611cb77c711c0df
sha256
71be5a9e7cec86c1433900dcb26bb0130cb11ff59c2708b30946ca975a5b51a4
sha512
a7cdf74c6b4c1e9548d12672d9c7ac5f4ab72702c4e8271281a59c70b47a58ce94982db85b96fb43c5d4305aa4ad66c83d5616f26360843e0a27ee5993744a60
ripemd-160
1f46af18c20559e34153f096f0656d7335d7dfae
Diameter
24779818
Circumference
77848094.186092
Area
4.8226540139456E+14
Volume
7.9669659161693E+21
Surface area
1.9290616055782E+15
Circumference
77848094.186092
Perimeter
49559636
Area
153509845028281
Diagonal
17521977.344368
Surface area
921059070169686
Volume
1.9019730105045E+21
Space diagonal
21459951.889155
Perimeter
37169727
Area
66471712762752
Altitude
10729975.944577
Surface area
66471712762752
Volume
2.2414966889359E+20
Height
5840659.1147895