12856838 is an even 8-digits composite number following 12856837
and preceding 12856839 . In scientific notation, it is written as 1.2856838 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 6428418 positive integers (up to 12856838) that are relatively prime to 12856838.
12856838 has 4 divisors, whose sum is 19285260
The reverse of 12856838 is 83865821
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
twelve million eight hundred fifty-six thousand eight hundred thirty-eight
Scientific notation
1.2856838 × 10^7
Engineering notation
1.2856838 × 10^6
Prime Factorization
2 × 6428419
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12856838
Product of the distinct prime numbers
The prime factorization of 12856838 is 2 × 6428419.
Since it has a total of 2 prime factors.
2 , 7 , 60 , 75 , 596 , 891 , 6304 , 9436 , 46790 , 12904 , 825628 , 760435 , 6477091 , 6782600 , 29881584 , 46319928 , 593830849 , 847263575 , 6936434560 , 3923557250
n×2
25713676
n×3
38570514
n×4
51427352
n×5
64284190
n÷2
6428419
n÷3
4285612.6666667
n÷3
3214209.5
n÷5
2571367.6
n2
165298283358244
n3
2.125213250815E+21
n4
2.7323522481182E+28
n5
3.5129410212992E+35
2 √n
3585.6433174536
3 √n
234.26714807833
4 √n
59.880241461217
5 √n
26.413553632206
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
-12856837
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 12856838 can be divided by 4 positive divisors.
The sum of these divisors (counting 12856838) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001000010111000000110
3
Ternary
220012012021012
4
Quaternary
301002320012
5
Quinary
11242404323
6
Senary
1135322222
8
Octal
61027006
10
Decimal
12856838
12
Duodecimal
4380372
16
Hexadecimal
c42e06
20
Vigesimal
40721i
36
Base36
7nkee
md5
4c711297b4a8d163bd0ce823e24e1cc8
sha1
d8603993aba14f1f6dd4ee2e1d452a502c39ce03
sha256
728abd43ece4819075a482e57b863ba0b9c189e34d5fa4563896830fc18fad34
sha512
9cddf5a4a251cf3b07ffc4541098fb2fad1d2653f084f92527f4d4171d5a056a3b5892362a7fd0bf14ea743cb14350422b7bf4319997fc904f370488c268358f
ripemd-160
f958fba0d4c3732d382112fc2ba3fa88776cce2e
Diameter
25713676
Circumference
80781895.618388
Area
5.1929987264926E+14
Volume
8.9020724480963E+21
Surface area
2.0771994905971E+15
Circumference
80781895.618388
Perimeter
51427352
Area
165298283358244
Diagonal
18182314.668834
Surface area
991789700149464
Volume
2.125213250815E+21
Space diagonal
22268696.640682
Perimeter
38570514
Area
71576256295099
Altitude
11134348.320341
Surface area
71576256295099
Volume
2.504587835198E+20
Height
6060771.5562779