12920209 is an odd 8-digits composite number following 12920208
and preceding 12920210 . In scientific notation, it is written as 1.2920209 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 12204432 positive integers (up to 12920209) that are relatively prime to 12920209.
12920209 has 8 divisors, whose sum is 13640000
The reverse of 12920209 is 90202921
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million nine hundred twenty thousand two hundred nine
Scientific notation
1.2920209 × 10^7
Engineering notation
1.2920209 × 10^6
Prime Factorization
439 × 19 × 1549
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12920209
Product of the distinct prime numbers
The prime factorization of 12920209 is 439 × 19 × 1549.
Since it has a total of 3 prime factors.
6 , 5 , 52 , 71 , 922 , 289 , 5842 , 6680 , 92533 , 96541 , 3332 , 595060 , 3788740 , 874916 , 17380112 , 53239740 , 301339328 , 97572544 , 5309576948 , 7679460993
n×2
25840418
n×3
38760627
n×4
51680836
n×5
64601045
n÷2
6460104.5
n÷3
4306736.3333333
n÷3
3230052.25
n÷5
2584041.8
n2
166931800603681
n3
2.1567937525459E+21
n4
2.7866226052787E+28
n5
3.6003746464325E+35
2 √n
3594.4692236824
3 √n
234.65141619033
4 √n
59.953892481493
5 √n
26.439540782123
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
-12920208
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 12920209 can be divided by 8 positive divisors.
The sum of these divisors (counting 12920209) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010010010110010001
3
Ternary
220022102012021
4
Quaternary
301102112101
5
Quinary
11301421314
6
Senary
1140531441
8
Octal
61222621
10
Decimal
12920209
12
Duodecimal
43b0b81
16
Hexadecimal
c52591
20
Vigesimal
40f0a9
36
Base36
7oxap
md5
3389e1c3ff1d5cb57d008b87b492c77a
sha1
cd482dadf23374c072065319c305b3d444d7cfac
sha256
71034b6061954b25bb8b499ca6e400ad5b4ae9141adce446f6d5539f833bea6f
sha512
a5be3b914d9a9367b60ec568a7c4c021ff34a955c7b3471f847f956e7632dea3b505e52f0fb39cfa4b2eda112fec8b149c2612f9b764e8687792fe950ebe97eb
ripemd-160
63a84bc2a85c7cc6b6641156ec36a65d4c010858
Diameter
25840418
Circumference
81180067.354489
Area
5.2443171842704E+14
Volume
9.0343565444087E+21
Surface area
2.0977268737082E+15
Circumference
81180067.354489
Perimeter
51680836
Area
166931800603681
Diagonal
18271934.796495
Surface area
1001590803622086
Volume
2.1567937525459E+21
Space diagonal
22378458.432409
Perimeter
38760627
Area
72283590011133
Altitude
11189229.216204
Surface area
72283590011133
Volume
2.54180581341E+20
Height
6090644.932165