12543946 is an even 8-digits composite number following 12543945
and preceding 12543947 . In scientific notation, it is written as 1.2543946 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 6271972 positive integers (up to 12543946) that are relatively prime to 12543946.
12543946 has 4 divisors, whose sum is 18815922
The reverse of 12543946 is 64934521
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million five hundred forty-three thousand nine hundred forty-six
Scientific notation
1.2543946 × 10^7
Engineering notation
1.2543946 × 10^6
Prime Factorization
2 × 6271973
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12543946
Product of the distinct prime numbers
The prime factorization of 12543946 is 2 × 6271973.
Since it has a total of 2 prime factors.
1 , 10 , 21 , 10 , 184 , 806 , 131 , 2762 , 98448 , 66175 , 963033 , 635205 , 3393866 , 2244404 , 62306366 , 80217684 , 907719253 , 230217270 , 5641566439 , 46669464
n×2
25087892
n×3
37631838
n×4
50175784
n×5
62719730
n÷2
6271973
n÷3
4181315.3333333
n÷3
3135986.5
n÷5
2508789.2
n2
157350581250916
n3
1.9737971942801E+21
n4
2.4759205420001E+28
n5
3.105781357914E+35
2 √n
3541.7433560324
3 √n
232.35109592962
4 √n
59.512547887252
5 √n
26.28372019011
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12543945
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12543946 can be divided by 4 positive divisors.
The sum of these divisors (counting 12543946) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111110110011111001010
3
Ternary
212121022001121
4
Quaternary
233312133022
5
Quinary
11202401241
6
Senary
1124505454
8
Octal
57663712
10
Decimal
12543946
12
Duodecimal
424b28a
16
Hexadecimal
bf67ca
20
Vigesimal
3i7jh6
36
Base36
7guyy
md5
e572b11dd643afaa05387046a23ab3e6
sha1
8d2b0217ffd71de50e2f53439a666139a9faec53
sha256
cd050821678ad1c77aca34d6ad908064f9fead364ff62e3ce09e01d786a9497d
sha512
a7d44628904278295a3f0e62ce9e67ed7d0ca6a2395a7ed4b409b6fa9c576e804df0a4e9f64f8bbecab71b01bdec4733da6cd9a418047fdb44c1bf933cce89f9
ripemd-160
9541b8a8cd26d2f33bd6a2ba1ea1a082afad73ea
Diameter
25087892
Circumference
78815937.201254
Area
4.9433143009596E+14
Volume
8.2678223536354E+21
Surface area
1.9773257203838E+15
Circumference
78815937.201254
Perimeter
50175784
Area
157350581250916
Diagonal
17739818.558876
Surface area
944103487505496
Volume
1.9737971942801E+21
Space diagonal
21726751.7994
Perimeter
37631838
Area
68134800331770
Altitude
10863375.8997
Surface area
68134800331770
Volume
2.3261423012707E+20
Height
5913272.8529586