12644993 is an odd 8-digits composite number following 12644992
and preceding 12644994 . In scientific notation, it is written as 1.2644993 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 12196800 positive integers (up to 12644993) that are relatively prime to 12644993.
12644993 has 8 divisors, whose sum is 13095936
The reverse of 12644993 is 39944621
Previous prime number is 881
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million six hundred forty-four thousand nine hundred ninety-three
Scientific notation
1.2644993 × 10^7
Engineering notation
1.2644993 × 10^6
Prime Factorization
31 × 881 × 463
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12644993
Product of the distinct prime numbers
The prime factorization of 12644993 is 31 × 881 × 463.
Since it has a total of 3 prime factors.
8 , 3 , 66 , 77 , 672 , 632 , 1288 , 9722 , 8482 , 23538 , 793701 , 838295 , 1416687 , 445763 , 81049577 , 26877690 , 234764826 , 951586646 , 3155265034 , 8386425575
n×2
25289986
n×3
37934979
n×4
50579972
n×5
63224965
n÷2
6322496.5
n÷3
4214997.6666667
n÷3
3161248.25
n÷5
2528998.6
n2
159895847970049
n3
2.0218818783103E+21
n4
2.5566682198061E+28
n5
3.2329051742771E+35
2 √n
3555.9798930815
3 √n
232.97332487635
4 √n
59.632037472163
5 √n
26.325929785974
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
-12644992
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 12644993 can be divided by 8 positive divisors.
The sum of these divisors (counting 12644993) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000001111001010000001
3
Ternary
212210102200002
4
Quaternary
300033022001
5
Quinary
11214114433
6
Senary
1131005345
8
Octal
60171201
10
Decimal
12644993
12
Duodecimal
4299855
16
Hexadecimal
c0f281
20
Vigesimal
3j0c9d
36
Base36
7j0xt
md5
6fe9510ff9570fe7eb0184ea5823d4b7
sha1
149210037c533c09c6a881d88094fccd5acb126f
sha256
39cdd510a9884aa39c74dba760b5e8f1680f08a60941724ecde77bf24ad1c3c6
sha512
53f5458f5c47d0d3cf3cc45e64af927ee25832676c8e31063dae970f513e3e631df27496485940f345c1393e95e04b7fbc756e59be690b02692ef282e0c30d4f
ripemd-160
f1d8ae0858696c710c9dba6ee274fceaea3c88fa
Diameter
25289986
Circumference
79450834.226989
Area
5.0232762132222E+14
Volume
8.4692390071014E+21
Surface area
2.0093104852889E+15
Circumference
79450834.226989
Perimeter
50579972
Area
159895847970049
Diagonal
17882720.596713
Surface area
959375087820294
Volume
2.0218818783103E+21
Space diagonal
21901770.337353
Perimeter
37934979
Area
69236933150858
Altitude
10950885.168676
Surface area
69236933150858
Volume
2.3828106448524E+20
Height
5960906.865571