12779871 is an odd 8-digits composite number following 12779870
and preceding 12779872 . In scientific notation, it is written as 1.2779871 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 7864512 positive integers (up to 12779871) that are relatively prime to 12779871.
12779871 has 8 divisors, whose sum is 18350640
The reverse of 12779871 is 17897721
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twelve million seven hundred seventy-nine thousand eight hundred seventy-one
Scientific notation
1.2779871 × 10^7
Engineering notation
1.2779871 × 10^6
Prime Factorization
3 × 13 × 327689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12779871
Product of the distinct prime numbers
The prime factorization of 12779871 is 3 × 13 × 327689.
Since it has a total of 3 prime factors.
4 , 10 , 98 , 72 , 882 , 911 , 7823 , 3595 , 51453 , 25049 , 188385 , 465937 , 539157 , 9384489 , 28713042 , 47357632 , 467369411 , 12362445 , 7905166477 , 2957978093
n×2
25559742
n×3
38339613
n×4
51119484
n×5
63899355
n÷2
6389935.5
n÷3
4259957
n÷3
3194967.75
n÷5
2555974.2
n2
163325102776641
n3
2.0872737445472E+21
n4
2.6675089197E+28
n5
3.4090419885116E+35
2 √n
3574.8945438992
3 √n
233.79873482216
4 √n
59.790421840786
5 √n
26.381852872388
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
-12779870
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 12779871 can be divided by 8 positive divisors.
The sum of these divisors (counting 12779871) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000110000000101011111
3
Ternary
220001021200120
4
Quaternary
300300011133
5
Quinary
11232423441
6
Senary
1133530023
8
Octal
60600537
10
Decimal
12779871
12
Duodecimal
4343913
16
Hexadecimal
c3015f
20
Vigesimal
3jh9db
36
Base36
7lx0f
md5
f30a276be6e3b1c33d93c4a002462cce
sha1
846d6b4362da899cd0ced1fe228e3ab3cc42ac84
sha256
973088850899549c67ae17155c813bd38a39f64f6620110b62ccdd221dc2aad6
sha512
0a9c4723827b53996d128133bba1bd17e3ea0364d2491c9f32b26107f32ab2705015698341b2e0f1d3b14dc3844e5630d2d64bd8a05e77fb694401e000f77789
ripemd-160
4b5613b3f53f1a5b214a9434d1d137db2813151e
Diameter
25559742
Circumference
80298297.69485
Area
5.1310094302989E+14
Volume
8.7431518158672E+21
Surface area
2.0524037721196E+15
Circumference
80298297.69485
Perimeter
51119484
Area
163325102776641
Diagonal
18073466.893579
Surface area
979950616659846
Volume
2.0872737445472E+21
Space diagonal
22135385.886176
Perimeter
38339613
Area
70721844040138
Altitude
11067692.943088
Surface area
70721844040138
Volume
2.45987569827E+20
Height
6024488.9645262