12778946 is an even 8-digits composite number following 12778945
and preceding 12778947 . In scientific notation, it is written as 1.2778946 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 6389472 positive integers (up to 12778946) that are relatively prime to 12778946.
12778946 has 4 divisors, whose sum is 19168422
The reverse of 12778946 is 64987721
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
twelve million seven hundred seventy-eight thousand nine hundred forty-six
Scientific notation
1.2778946 × 10^7
Engineering notation
1.2778946 × 10^6
Prime Factorization
2 × 6389473
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12778946
Product of the distinct prime numbers
The prime factorization of 12778946 is 2 × 6389473.
Since it has a total of 2 prime factors.
6 , 10 , 51 , 55 , 916 , 37 , 2219 , 1768 , 79814 , 69093 , 592912 , 246959 , 5059400 , 9609602 , 51878071 , 53025501 , 650684402 , 571449382 , 6813354121 , 2255929985
n×2
25557892
n×3
38336838
n×4
51115784
n×5
63894730
n÷2
6389473
n÷3
4259648.6666667
n÷3
3194736.5
n÷5
2555789.2
n2
163301460870916
n3
2.0868205501905E+21
n4
2.6667367122575E+28
n5
3.4078084442157E+35
2 √n
3574.7651671124
3 √n
233.793093945
4 √n
59.789339911998
5 √n
26.381470960545
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
-12778945
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 12778946 can be divided by 4 positive divisors.
The sum of these divisors (counting 12778946) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000101111110111000010
3
Ternary
220001020102022
4
Quaternary
300233313002
5
Quinary
11232411241
6
Senary
1133521442
8
Octal
60576702
10
Decimal
12778946
12
Duodecimal
4343282
16
Hexadecimal
c2fdc2
20
Vigesimal
3jh776
36
Base36
7lwaq
md5
1f53f988febca03cca572f4a34692be1
sha1
9c3d109b58b60f75a2b22c85b1ef8b93dde32895
sha256
24db046f37f908c6f25909cfd9de34d02356fae0aa60fb90fd33dc15f609c628
sha512
c5649c89a104b6fcbfa0c1d7eb097cb87cfe58bdc635fad880c44ffba032e231eb5e62baa74c6f1e9d3ec68bfb2eebaca496a8b6037ff300430882cf317d552e
ripemd-160
3ccaf0cbf8dfa982bd2c993cae62cdd2d6fd968b
Diameter
25557892
Circumference
80292485.748441
Area
5.1302666979255E+14
Volume
8.7412534797851E+21
Surface area
2.0521066791702E+15
Circumference
80292485.748441
Perimeter
51115784
Area
163301460870916
Diagonal
18072158.746033
Surface area
979808765225496
Volume
2.0868205501905E+21
Space diagonal
22133783.739179
Perimeter
38336838
Area
70711606794662
Altitude
11066891.86959
Surface area
70711606794662
Volume
2.4593416035986E+20
Height
6024052.9153445