12644889 is an odd 8-digits composite number following 12644888
and preceding 12644890 . In scientific notation, it is written as 1.2644889 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 7934016 positive integers (up to 12644889) that are relatively prime to 12644889.
12644889 has 8 divisors, whose sum is 17851680
The reverse of 12644889 is 98844621
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twelve million six hundred forty-four thousand eight hundred eighty-nine
Scientific notation
1.2644889 × 10^7
Engineering notation
1.2644889 × 10^6
Prime Factorization
3 × 17 × 247939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12644889
Product of the distinct prime numbers
The prime factorization of 12644889 is 3 × 17 × 247939.
Since it has a total of 3 prime factors.
6 , 6 , 1 , 15 , 237 , 979 , 3446 , 754 , 41395 , 67908 , 407225 , 738268 , 8734415 , 7964236 , 42593339 , 62285457 , 100965747 , 845967187 , 6568201727 , 4492438775
n×2
25289778
n×3
37934667
n×4
50579556
n×5
63224445
n÷2
6322444.5
n÷3
4214963
n÷3
3161222.25
n÷5
2528977.8
n2
159893217822321
n3
2.0218319912161E+21
n4
2.5565841105576E+28
n5
3.2327722297165E+35
2 √n
3555.9652697967
3 √n
232.97268617052
4 √n
59.631914859383
5 √n
26.325886481787
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
-12644888
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 12644889 can be divided by 8 positive divisors.
The sum of these divisors (counting 12644889) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000001111001000011001
3
Ternary
212210102112020
4
Quaternary
300033020121
5
Quinary
11214114024
6
Senary
1131005053
8
Octal
60171031
10
Decimal
12644889
12
Duodecimal
4299789
16
Hexadecimal
c0f219
20
Vigesimal
3j0c49
36
Base36
7j0ux
md5
46654034045e49b46c6e25f7b32fb794
sha1
3ef92164d283acdc29873ec39d91aced3995553f
sha256
6dfc9c85cf3442f8eb381876b9434c0b63cbe5c8430d62c5d2574b3011baa4d2
sha512
03e21fbd9c9a04426fea617fab579028d4f7ac13bf98ea5304b6a5c992300ecb3f76425dab2b7a0b72b19a00704e690bb02ccc096ba50c9429ea7107a13968f0
ripemd-160
6b8d6a9ea92b48142132f2c6aeed1ea635055428
Diameter
25289778
Circumference
79450180.775717
Area
5.0231935846944E+14
Volume
8.4690300405296E+21
Surface area
2.0092774338777E+15
Circumference
79450180.775717
Perimeter
50579556
Area
159893217822321
Diagonal
17882573.518502
Surface area
959359306933926
Volume
2.0218319912161E+21
Space diagonal
21901590.204069
Perimeter
37934667
Area
69235794263484
Altitude
10950795.102034
Surface area
69235794263484
Volume
2.382751852348E+20
Height
5960857.8395008