12643755 is an odd 8-digits composite number following 12643754
and preceding 12643756 . In scientific notation, it is written as 1.2643755 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 6704640 positive integers (up to 12643755) that are relatively prime to 12643755.
12643755 has 16 divisors, whose sum is 20346144
The reverse of 12643755 is 55734621
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twelve million six hundred forty-three thousand seven hundred fifty-five
Scientific notation
1.2643755 × 10^7
Engineering notation
1.2643755 × 10^6
Prime Factorization
5 × 3 × 181 × 4657
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12643755
Product of the distinct prime numbers
The prime factorization of 12643755 is 5 × 3 × 181 × 4657.
Since it has a total of 4 prime factors.
8 , 7 , 28 , 63 , 575 , 639 , 52 , 8628 , 52166 , 99900 , 452123 , 366443 , 4410967 , 7606573 , 77776589 , 35946503 , 872260321 , 958081677 , 2810380285 , 3888681354
n×2
25287510
n×3
37931265
n×4
50575020
n×5
63218775
n÷2
6321877.5
n÷3
4214585
n÷3
3160938.75
n÷5
2528751
n2
159864540500025
n3
2.0212880832699E+21
n4
2.5556671309284E+28
n5
3.2313229065012E+35
2 √n
3555.8058158454
3 √n
232.96572159313
4 √n
59.630577859395
5 √n
26.325414281102
1 , 3 , 5 , 15 , 181 , 543 , 905 , 2715 , 4657 , 13971 , 23285 , 69855 , 842917 , 2528751 , 4214585 , 12643755
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12643754
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12643755 can be divided by 16 positive divisors.
The sum of these divisors (counting 12643755) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000001110110110101011
3
Ternary
212210100222020
4
Quaternary
300032312223
5
Quinary
11214100010
6
Senary
1130555523
8
Octal
60166653
10
Decimal
12643755
12
Duodecimal
4298ba3
16
Hexadecimal
c0edab
20
Vigesimal
3j097f
36
Base36
7izzf
md5
ae327fb14f54ae139c7918d7617740dc
sha1
d2983daff4a18c7399d9b7e76b7ebbe5ee751264
sha256
03fc25c327a9f374d7c190bea2709133225da4afde7c5beb2e3dc2b05197d2f4
sha512
013d847664ddaf537954b8bc6873605af75a31f5853c2cc76591e6e2690247ed4e526156cb426aa9bc42dae7154e92540443321ac80be2e09d4bc31b6dd8edf2
ripemd-160
9bacf0aaceec2d8a5ec09882be7dbba91aed9210
Diameter
25287510
Circumference
79443055.643578
Area
5.0222926600439E+14
Volume
8.4667517242524E+21
Surface area
2.0089170640175E+15
Circumference
79443055.643578
Perimeter
50575020
Area
159864540500025
Diagonal
17880969.800323
Surface area
959187243000150
Volume
2.0212880832699E+21
Space diagonal
21899626.058453
Perimeter
37931265
Area
69223376618674
Altitude
10949813.029227
Surface area
69223376618674
Volume
2.3821108506862E+20
Height
5960323.2667742