12912646 is an even 8-digits composite number following 12912645
and preceding 12912647 . In scientific notation, it is written as 1.2912646 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 6456322 positive integers (up to 12912646) that are relatively prime to 12912646.
12912646 has 4 divisors, whose sum is 19368972
The reverse of 12912646 is 64621921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million nine hundred twelve thousand six hundred forty-six
Scientific notation
1.2912646 × 10^7
Engineering notation
1.2912646 × 10^6
Prime Factorization
2 × 6456323
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12912646
Product of the distinct prime numbers
The prime factorization of 12912646 is 2 × 6456323.
Since it has a total of 2 prime factors.
2 , 7 , 73 , 75 , 272 , 177 , 9020 , 9109 , 9484 , 74168 , 727145 , 894568 , 4831949 , 2867186 , 72067949 , 34156548 , 598820996 , 102647447 , 5857664290 , 294476923
n×2
25825292
n×3
38737938
n×4
51650584
n×5
64563230
n÷2
6456323
n÷3
4304215.3333333
n÷3
3228161.5
n÷5
2582529.2
n2
166736426721316
n3
2.1530084535573E+21
n4
2.7801035995793E+28
n5
3.5898493624693E+35
2 √n
3593.4170367493
3 √n
234.60562190924
4 √n
59.945116871596
5 √n
26.436444716362
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
-12912645
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 12912646 can be divided by 4 positive divisors.
The sum of these divisors (counting 12912646) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010000100000000110
3
Ternary
220022000211011
4
Quaternary
301100200012
5
Quinary
11301201041
6
Senary
1140432434
8
Octal
61204006
10
Decimal
12912646
12
Duodecimal
43a871a
16
Hexadecimal
c50806
20
Vigesimal
40e1c6
36
Base36
7orgm
md5
eb701de8058149ddf55bad5e3151165c
sha1
f116160f3a3452ae5c1cb95c7afc36079c7dadc4
sha256
9e4306377233598982c7e5f7909da3151745fe0e9a9ebd4489845c3dba543da7
sha512
1e92cbb844227fb17dcd6f29c93da2ebfda9969faa58a922de0a0f06351c22d58fda04e25c12431646ff5a85aa3749f22cda17eeab44d40f40bee85ec9a94754
ripemd-160
246cf67b7fb19938644da5a975b3ce9db82e1170
Diameter
25825292
Circumference
81132547.624011
Area
5.238179332735E+14
Volume
9.0185007210831E+21
Surface area
2.095271733094E+15
Circumference
81132547.624011
Perimeter
51650584
Area
166736426721316
Diagonal
18261239.099323
Surface area
1000418560327896
Volume
2.1530084535573E+21
Space diagonal
22365358.932151
Perimeter
38737938
Area
72198990638451
Altitude
11182679.466076
Surface area
72198990638451
Volume
2.5373447957705E+20
Height
6087079.6997742