12821889 is an odd 8-digits composite number following 12821888
and preceding 12821890 . In scientific notation, it is written as 1.2821889 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 8339360 positive integers (up to 12821889) that are relatively prime to 12821889.
12821889 has 8 divisors, whose sum is 17512992
The reverse of 12821889 is 98812821
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twelve million eight hundred twenty-one thousand eight hundred eighty-nine
Scientific notation
1.2821889 × 10^7
Engineering notation
1.2821889 × 10^6
Prime Factorization
3 × 41 × 104243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12821889
Product of the distinct prime numbers
The prime factorization of 12821889 is 3 × 41 × 104243.
Since it has a total of 3 prime factors.
3 , 4 , 43 , 69 , 565 , 165 , 183 , 614 , 74005 , 57992 , 723397 , 540952 , 7981889 , 5694308 , 71261191 , 41646165 , 997983284 , 55451401 , 435651044 , 2097109384
n×2
25643778
n×3
38465667
n×4
51287556
n×5
64109445
n÷2
6410944.5
n÷3
4273963
n÷3
3205472.25
n÷5
2564377.8
n2
164400837528321
n3
2.1079292902952E+21
n4
2.7027635380013E+28
n5
3.46545340775E+35
2 √n
3580.7665380474
3 √n
234.05468442171
4 √n
59.83950649903
5 √n
26.39917789428
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
-12821888
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 12821889 can be divided by 8 positive divisors.
The sum of these divisors (counting 12821889) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000111010010110000001
3
Ternary
220010102022210
4
Quaternary
300322112001
5
Quinary
11240300024
6
Senary
1134452333
8
Octal
60722601
10
Decimal
12821889
12
Duodecimal
43640a9
16
Hexadecimal
c3a581
20
Vigesimal
402ee9
36
Base36
7mtfl
md5
9c6c1cee2ca7655570a6ce3a2e2eb488
sha1
16047e8076e2883ef41dc16f3076db978a375de0
sha256
a32e901c4fa53993cd38b8a2b1c8e55921bc0da3f3ecb06a0428bfc1d0cba661
sha512
692d64cd6544ba0e27b2b586c3f8a294beb1e60bacc722b72ae518b848db68ac71c250354cbd72dbe59b92509dff812357e51b668e8a0b3cffe8f54d15b43233
ripemd-160
28bff601cf1a8c59866b8fcc0923280f93d8d76a
Diameter
25643778
Circumference
80562304.575088
Area
5.1648046342298E+14
Volume
8.8296735635707E+21
Surface area
2.0659218536919E+15
Circumference
80562304.575088
Perimeter
51287556
Area
164400837528321
Diagonal
18132889.319042
Surface area
986405025169926
Volume
2.1079292902952E+21
Space diagonal
22208163.197009
Perimeter
38465667
Area
71187650851482
Altitude
11104081.598504
Surface area
71187650851482
Volume
2.4842184923824E+20
Height
6044296.4396808