12779538 is an even 8-digits composite number following 12779537
and preceding 12779539 . In scientific notation, it is written as 1.2779538 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 4245776 positive integers (up to 12779538) that are relatively prime to 12779538.
12779538 has 16 divisors, whose sum is 25643520
The reverse of 12779538 is 83597721
Previous prime number is 317
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
twelve million seven hundred seventy-nine thousand five hundred thirty-eight
Scientific notation
1.2779538 × 10^7
Engineering notation
1.2779538 × 10^6
Prime Factorization
2 × 3 × 317 × 6719
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12779538
Product of the distinct prime numbers
The prime factorization of 12779538 is 2 × 3 × 317 × 6719.
Since it has a total of 4 prime factors.
8 , 9 , 51 , 5 , 323 , 280 , 422 , 812 , 44568 , 37344 , 289542 , 660145 , 8010542 , 6820667 , 26093757 , 5215325 , 657288426 , 898886501 , 5928015602 , 8404494183
n×2
25559076
n×3
38338614
n×4
51118152
n×5
63897690
n÷2
6389769
n÷3
4259846
n÷3
3194884.5
n÷5
2555907.6
n2
163316591493444
n3
2.0871105870209E+21
n4
2.6672309057036E+28
n5
3.4085978714214E+35
2 √n
3574.8479687953
3 √n
233.79670413774
4 √n
59.790032353188
5 √n
26.381715386672
1 , 2 , 3 , 6 , 317 , 634 , 951 , 1902 , 6719 , 13438 , 20157 , 40314 , 2129923 , 4259846 , 6389769 , 12779538
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12779537
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12779538 can be divided by 16 positive divisors.
The sum of these divisors (counting 12779538) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000110000000000010010
3
Ternary
220001021020020
4
Quaternary
300300000102
5
Quinary
11232421123
6
Senary
1133524310
8
Octal
60600022
10
Decimal
12779538
12
Duodecimal
4343696
16
Hexadecimal
c30012
20
Vigesimal
3jh8gi
36
Base36
7lwr6
md5
1e3e48f37e8f96b83ad510f94d8e7e2a
sha1
b8690576f4e9328a3552e804e6805cc52fbb5bee
sha256
6bbb171237cfe91abdc9e88a7006dcca54f794b77c02e46a6554dfec0c75eacb
sha512
e05a8ac16e5060323dbb20ae260ca94ce041eeaca358b8d386c0dbf0dd9552451666995eb8a8ca0c9c650e74338a795f1b43ca10d4b23d6a9a5c828b805a61b4
ripemd-160
9c8efe1408af2bda7aae09e0dea6b91cf05bdeb6
Diameter
25559076
Circumference
80296205.394143
Area
5.1307420404513E+14
Volume
8.7424683832193E+21
Surface area
2.0522968161805E+15
Circumference
80296205.394143
Perimeter
51118152
Area
163316591493444
Diagonal
18072995.960462
Surface area
979899548960664
Volume
2.0871105870209E+21
Space diagonal
22134809.113257
Perimeter
38338614
Area
70718158546404
Altitude
11067404.556629
Surface area
70718158546404
Volume
2.4596834152812E+20
Height
6024331.9868208