12821666 is an even 8-digits composite number following 12821665
and preceding 12821667 . In scientific notation, it is written as 1.2821666 × 10^7.
The sum of its digits is 32. It has a total of 5 prime factors and 32 positive divisors.
There are 5322240 positive integers (up to 12821666) that are relatively prime to 12821666.
12821666 has 32 divisors, whose sum is 22837248
The reverse of 12821666 is 66612821
Previous prime number is 127
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million eight hundred twenty-one thousand six hundred sixty-six
Scientific notation
1.2821666 × 10^7
Engineering notation
1.2821666 × 10^6
Prime Factorization
2 × 13 × 11 × 127 × 353
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
12821666
Product of the distinct prime numbers
The prime factorization of 12821666 is 2 × 13 × 11 × 127 × 353.
Since it has a total of 5 prime factors.
5 , 6 , 55 , 70 , 131 , 428 , 4051 , 124 , 70359 , 12728 , 952901 , 293038 , 3486211 , 2573777 , 54168525 , 47282716 , 664312476 , 388784333 , 7101084909 , 8866082673
n×2
25643332
n×3
38464998
n×4
51286664
n×5
64108330
n÷2
6410833
n÷3
4273888.6666667
n÷3
3205416.5
n÷5
2564333.2
n2
164395119015556
n3
2.1078193080477E+21
n4
2.7025755156139E+28
n5
3.4651520600979E+35
2 √n
3580.7353993279
3 √n
234.05332751044
4 √n
59.839246313167
5 √n
26.399086066038
1 , 2 , 11 , 13 , 22 , 26 , 127 , 143 , 254 , 286 , 353 , 706 , 1397 , 1651 , 2794 , 3302 , 3883 , 4589 , 7766 , 9178 , 18161 , 36322 , 44831 , 50479 , 89662 , 100958 , 493141 , 582803 , 986282 , 1165606 , 6410833 , 12821666
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12821665
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12821666 can be divided by 32 positive divisors.
The sum of these divisors (counting 12821666) is 1, the average is 0.03125.
Base
System
Value
2
Binary
110000111010010010100010
3
Ternary
220010102000112
4
Quaternary
300322102202
5
Quinary
11240243131
6
Senary
1134451322
8
Octal
60722242
10
Decimal
12821666
12
Duodecimal
4363b42
16
Hexadecimal
c3a4a2
20
Vigesimal
402e36
36
Base36
7mt9e
md5
5fe07eeb7e10d1022dd68e1d753b802a
sha1
54a05a3389357f1fd71d76a22e12dc55b8abde2f
sha256
c16c278d9e60cde313f8ead6c9b360bcac589d33b1b21ed6f4c2ab46749c41c8
sha512
b3d4e1d936b51b24a8d0e028ff2b7def90465628f12ec5f8392758108f9dd0079c351fde85be0aecaf83641c613121afcfb2315f6033c3f2e4e9bb7541b4b05f
ripemd-160
862ccc0c414dcdd27ca8fc5df7ae5df525b2360b
Diameter
25643332
Circumference
80560903.424764
Area
5.1646249818529E+14
Volume
8.8292128710099E+21
Surface area
2.0658499927412E+15
Circumference
80560903.424764
Perimeter
51286664
Area
164395119015556
Diagonal
18132573.949418
Surface area
986370714093336
Volume
2.1078193080477E+21
Space diagonal
22207776.949678
Perimeter
38464998
Area
71185174662819
Altitude
11103888.474839
Surface area
71185174662819
Volume
2.4840888770608E+20
Height
6044191.3164727