12980909 is an odd 8-digits composite number following 12980908
and preceding 12980910 . In scientific notation, it is written as 1.2980909 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 12562140 positive integers (up to 12980909) that are relatively prime to 12980909.
12980909 has 4 divisors, whose sum is 13399680
The reverse of 12980909 is 90908921
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million nine hundred eighty thousand nine hundred nine
Scientific notation
1.2980909 × 10^7
Engineering notation
1.2980909 × 10^6
Prime Factorization
31 × 418739
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12980909
Product of the distinct prime numbers
The prime factorization of 12980909 is 31 × 418739.
Since it has a total of 2 prime factors.
3 , 6 , 87 , 61 , 936 , 705 , 3301 , 3977 , 62334 , 58309 , 608204 , 345134 , 2606002 , 3676837 , 59309354 , 32475457 , 133944398 , 968740405 , 5495329074 , 839785729
n×2
25961818
n×3
38942727
n×4
51923636
n×5
64904545
n÷2
6490454.5
n÷3
4326969.6666667
n÷3
3245227.25
n÷5
2596181.8
n2
168503998466281
n3
2.1873350702269E+21
n4
2.8393597499124E+28
n5
3.6857470531876E+35
2 √n
3602.9028574193
3 √n
235.01831153523
4 √n
60.024185603965
5 √n
26.464337171495
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
-12980908
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 12980909 can be divided by 4 positive divisors.
The sum of these divisors (counting 12980909) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001100001001010101101
3
Ternary
220102111110102
4
Quaternary
301201022231
5
Quinary
11310342114
6
Senary
1142120445
8
Octal
61411255
10
Decimal
12980909
12
Duodecimal
4420125
16
Hexadecimal
c612ad
20
Vigesimal
412c59
36
Base36
7q84t
md5
c86e4b8ce9fbfc9c3134ec133bd05cf6
sha1
5c718fb3962ec2fc029dc6ce23258e921dcfa068
sha256
e10dceafa6590360351e6c0b0e96e0fc3e681221c97ed0761dc80737ce1d147f
sha512
9ac65964b92d3708231b2cd43d19819bb3732bb7840209f326459723e2de666fbc6e4891507306d2883ed598d69660d7f24731d2b6e648c9b4faa39f3f1e6f4a
ripemd-160
839e69297471804ccb95b09c0e8c038f876d1f50
Diameter
25961818
Circumference
81561456.702635
Area
5.2937092368217E+14
Volume
9.1622877167523E+21
Surface area
2.1174836947287E+15
Circumference
81561456.702635
Perimeter
51923636
Area
168503998466281
Diagonal
18357777.559731
Surface area
1011023990797686
Volume
2.1873350702269E+21
Space diagonal
22483593.916428
Perimeter
38942727
Area
72964371655527
Altitude
11241796.958214
Surface area
72964371655527
Volume
2.5777991014744E+20
Height
6119259.186577