12778971 is an odd 8-digits composite number following 12778970
and preceding 12778972 . In scientific notation, it is written as 1.2778971 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 8337960 positive integers (up to 12778971) that are relatively prime to 12778971.
12778971 has 8 divisors, whose sum is 17401344
The reverse of 12778971 is 17987721
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twelve million seven hundred seventy-eight thousand nine hundred seventy-one
Scientific notation
1.2778971 × 10^7
Engineering notation
1.2778971 × 10^6
Prime Factorization
3 × 47 × 90631
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12778971
Product of the distinct prime numbers
The prime factorization of 12778971 is 3 × 47 × 90631.
Since it has a total of 3 prime factors.
9 , 8 , 46 , 47 , 538 , 166 , 6313 , 4307 , 30009 , 62307 , 710555 , 468673 , 853813 , 1256142 , 37064049 , 98774629 , 183853013 , 560392062 , 2058063559 , 8308787113
n×2
25557942
n×3
38336913
n×4
51115884
n×5
63894855
n÷2
6389485.5
n÷3
4259657
n÷3
3194742.75
n÷5
2555794.2
n2
163302099818841
n3
2.0868327978241E+21
n4
2.6667575805243E+28
n5
3.407841778555E+35
2 √n
3574.7686638439
3 √n
233.79324640471
4 √n
59.789369154088
5 √n
26.381481282777
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
-12778970
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 12778971 can be divided by 8 positive divisors.
The sum of these divisors (counting 12778971) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000101111110111011011
3
Ternary
220001020110020
4
Quaternary
300233313123
5
Quinary
11232411341
6
Senary
1133521523
8
Octal
60576733
10
Decimal
12778971
12
Duodecimal
43432a3
16
Hexadecimal
c2fddb
20
Vigesimal
3jh78b
36
Base36
7lwbf
md5
559106adda0b2970bd3bf073079d10cc
sha1
f1cc132873d3197e7a4e111c68a530f6e59ba926
sha256
da8d9f5625231fc90d9144e03aea16ea47c108a2477b1b47f1688fe8647c1db7
sha512
363622d4011f1ad503ad797f5db810eb2c035ff13ec1d4545e02cef67ab238cd47f535ccddb5f9732312c1b10cf8d28661a8da34d959e8c0d97fe18c32a6c10f
ripemd-160
8ff97ce6c222e76ed36c84e1b66cf529a694910e
Diameter
25557942
Circumference
80292642.828074
Area
5.1302867710666E+14
Volume
8.7413047825525E+21
Surface area
2.0521147084266E+15
Circumference
80292642.828074
Perimeter
51115884
Area
163302099818841
Diagonal
18072194.101372
Surface area
979812598913046
Volume
2.0868327978241E+21
Space diagonal
22133827.040449
Perimeter
38336913
Area
70711883467229
Altitude
11066913.520225
Surface area
70711883467229
Volume
2.4593560375732E+20
Height
6024064.7004575