12809321 is an odd 8-digits composite number following 12809320
and preceding 12809322 . In scientific notation, it is written as 1.2809321 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 10501920 positive integers (up to 12809321) that are relatively prime to 12809321.
12809321 has 8 divisors, whose sum is 15275904
The reverse of 12809321 is 12390821
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twelve million eight hundred nine thousand three hundred twenty-one
Scientific notation
1.2809321 × 10^7
Engineering notation
1.2809321 × 10^6
Prime Factorization
7 × 23 × 79561
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12809321
Product of the distinct prime numbers
The prime factorization of 12809321 is 7 × 23 × 79561.
Since it has a total of 3 prime factors.
9 , 7 , 98 , 26 , 552 , 284 , 2245 , 3324 , 64267 , 75873 , 734699 , 450349 , 2566148 , 4742588 , 29188057 , 68297627 , 472499295 , 830112810 , 153021521 , 2515576650
n×2
25618642
n×3
38427963
n×4
51237284
n×5
64046605
n÷2
6404660.5
n÷3
4269773.6666667
n÷3
3202330.25
n÷5
2561864.2
n2
164078704481041
n3
2.1017367949618E+21
n4
2.6921821264177E+28
n5
3.4485025047747E+35
2 √n
3579.0111762888
3 √n
233.97818604941
4 √n
59.824837453091
5 √n
26.39400057555
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
-12809320
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 12809321 can be divided by 8 positive divisors.
The sum of these divisors (counting 12809321) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000110111010001101001
3
Ternary
220002210002022
4
Quaternary
300313101221
5
Quinary
11234344241
6
Senary
1134314225
8
Octal
60672151
10
Decimal
12809321
12
Duodecimal
4358975
16
Hexadecimal
c37469
20
Vigesimal
401361
36
Base36
7mjqh
md5
2c6dbc0116112afa9b34c9c6499cf2c5
sha1
54caa8d35c08b932829935b1552723540a4227c2
sha256
a200eb43095dc950f9e6254d5267fa27e47f00baf79843881c08ec4e945d4b4d
sha512
7092b89318f77a863291b137b171571df5e2233c8cf8623f32d80d612c4ba99d0a1bff1b4517b85d96aac657f0222a0b2e3bf4ca7f4a40f9c3607edcd3153c20
ripemd-160
1aa74b6de66e6a4282c380d2034980b4ac16ffbb
Diameter
25618642
Circumference
80483337.502147
Area
5.1546845260817E+14
Volume
8.8037344997751E+21
Surface area
2.0618738104327E+15
Circumference
80483337.502147
Perimeter
51237284
Area
164078704481041
Diagonal
18115115.48299
Surface area
984472226886246
Volume
2.1017367949618E+21
Space diagonal
22186394.782459
Perimeter
38427963
Area
71048163150311
Altitude
11093197.391229
Surface area
71048163150311
Volume
2.4769205666446E+20
Height
6038371.8276635