12912982 is an even 8-digits composite number following 12912981
and preceding 12912983 . In scientific notation, it is written as 1.2912982 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 6175752 positive integers (up to 12912982) that are relatively prime to 12912982.
12912982 has 8 divisors, whose sum is 20211696
The reverse of 12912982 is 28921921
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million nine hundred twelve thousand nine hundred eighty-two
Scientific notation
1.2912982 × 10^7
Engineering notation
1.2912982 × 10^6
Prime Factorization
2 × 23 × 280717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12912982
Product of the distinct prime numbers
The prime factorization of 12912982 is 2 × 23 × 280717.
Since it has a total of 3 prime factors.
9 , 1 , 43 , 38 , 218 , 853 , 1139 , 9034 , 61062 , 65948 , 398333 , 943813 , 8280639 , 2156785 , 44079315 , 34730614 , 393353932 , 749875831 , 4457197313 , 4073376201
n×2
25825964
n×3
38738946
n×4
51651928
n×5
64564910
n÷2
6456491
n÷3
4304327.3333333
n÷3
3228245.5
n÷5
2582596.4
n2
166745104132324
n3
2.1531765282488E+21
n4
2.78039297521E+28
n5
3.5903164441813E+35
2 √n
3593.4637886029
3 √n
234.60765678279
4 √n
59.945506825807
5 √n
26.436582295492
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
-12912981
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 12912982 can be divided by 8 positive divisors.
The sum of these divisors (counting 12912982) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010000100101010110
3
Ternary
220022001021121
4
Quaternary
301100211112
5
Quinary
11301203412
6
Senary
1140434154
8
Octal
61204526
10
Decimal
12912982
12
Duodecimal
43a895a
16
Hexadecimal
c50956
20
Vigesimal
40e292
36
Base36
7orpy
md5
744372e4921f9a70078883e10c028cec
sha1
f19e10ae087af3fc1786fe1b52862f3e47e884dd
sha256
e07485ee27ea697fc455e37be54edbcd963adb611a5dda2a24ea946bfd1223aa
sha512
752f8583e68f4d0e4e3a7d796718b4c7b01006a8e534212b11369a615326dbfe8359cb6bc8752e412d472ab9d6da7f3efc3e4a614b844e8e68abb0a91e58066a
ripemd-160
5af57563dca5b79b789dcfdc13d8c458cf6d6c8f
Diameter
25825964
Circumference
81134658.774274
Area
5.2384519416417E+14
Volume
9.0192047507046E+21
Surface area
2.0953807766567E+15
Circumference
81134658.774274
Perimeter
51651928
Area
166745104132324
Diagonal
18261714.27508
Surface area
1000470624793944
Volume
2.1531765282488E+21
Space diagonal
22365940.901222
Perimeter
38738946
Area
72202748067637
Altitude
11182970.450611
Surface area
72202748067637
Volume
2.5375428736941E+20
Height
6087238.0916932