12878839 is an odd 8-digits prime number following 12878838
and preceding 12878840 . In scientific notation, it is written as 1.2878839 × 10^7.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 12878838 positive integers (up to 12878839) that are relatively prime to 12878839.
12878839 has 2 divisors, whose sum is 12878840
The reverse of 12878839 is 93887821
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twelve million eight hundred seventy-eight thousand eight hundred thirty-nine
Scientific notation
1.2878839 × 10^7
Engineering notation
1.2878839 × 10^6
Prime Factorization
12878839
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12878839
Product of the distinct prime numbers
The prime factorization of 12878839 is 12878839.
Since it has a total of 1 prime factors.
7 , 3 , 66 , 61 , 859 , 41 , 5751 , 9902 , 41994 , 49582 , 330648 , 670541 , 9455860 , 9258541 , 5874935 , 52919961 , 280599309 , 729348999 , 9902688849 , 2437998136
n×2
25757678
n×3
38636517
n×4
51515356
n×5
64394195
n÷2
6439419.5
n÷3
4292946.3333333
n÷3
3219709.75
n÷5
2575767.8
n2
165864493987921
n3
2.1361421138869E+21
n4
2.7511030365869E+28
n5
3.5431013080614E+35
2 √n
3588.7099353389
3 √n
234.40070020991
4 √n
59.905842247137
5 √n
26.422587381039
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12878840
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6439420
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3588.7100746647
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998447065
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12878839 can be divided by 2 positive divisors.
The sum of these divisors (counting 12878839) is 12878840, the average is 6439420.
Base
System
Value
2
Binary
110001001000001111110111
3
Ternary
220020022110001
4
Quaternary
301020033313
5
Quinary
11244110324
6
Senary
1140012131
8
Octal
61101767
10
Decimal
12878839
12
Duodecimal
4391047
16
Hexadecimal
c483f7
20
Vigesimal
409h1j
36
Base36
7o1dj
md5
a0e5a88f40985c3c55391b2056f367d7
sha1
0736e9e4f25dfddf17730cfa028cf1c50898f672
sha256
388c6c13b07b1ab0e3387bf8bcc76d7ba71ca14b5d0808aa1f753547cf50f92b
sha512
45a1c89877ae5033ff6a5edbca34bafede297e36a9a2daae15ade0291e07a8453ad1e9266a2952e383df4c62a97d5bd9ca850e3c1a1b1563df0b427f9d18eab6
ripemd-160
5d1943fb114a21af283969ebc219345b344c9a38
Diameter
25757678
Circumference
80920131.978331
Area
5.2107867580384E+14
Volume
8.9478511626812E+21
Surface area
2.0843147032154E+15
Circumference
80920131.978331
Perimeter
51515356
Area
165864493987921
Diagonal
18213428.78142
Surface area
995186963927526
Volume
2.1361421138869E+21
Space diagonal
22306803.4905
Perimeter
38636517
Area
71821432689695
Altitude
11153401.74525
Surface area
71821432689695
Volume
2.517467623846E+20
Height
6071142.9271399