12856893 is an odd 8-digits composite number following 12856892
and preceding 12856894 . In scientific notation, it is written as 1.2856893 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 7242480 positive integers (up to 12856893) that are relatively prime to 12856893.
12856893 has 8 divisors, whose sum is 13660416
The reverse of 12856893 is 39865821
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twelve million eight hundred fifty-six thousand eight hundred ninety-three
Scientific notation
1.2856893 × 10^7
Engineering notation
1.2856893 × 10^6
Prime Factorization
21 × 71 × 8623
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12856893
Product of the distinct prime numbers
The prime factorization of 12856893 is 21 × 71 × 8623.
Since it has a total of 3 prime factors.
2 , 9 , 62 , 96 , 124 , 77 , 1447 , 2437 , 40391 , 25124 , 106295 , 988762 , 3664260 , 3068659 , 3254246 , 83591929 , 718880325 , 648713163 , 8285842658 , 7472357039
n×2
25713786
n×3
38570679
n×4
51427572
n×5
64284465
n÷2
6428446.5
n÷3
4285631
n÷3
3214223.25
n÷5
2571378.6
n2
165299697613449
n3
2.1252405251485E+21
n4
2.7323990031098E+28
n5
3.5130161616289E+35
2 √n
3585.6509869199
3 √n
234.26748213337
4 √n
59.880305501224
5 √n
26.413576230966
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
-12856892
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 12856893 can be divided by 8 positive divisors.
The sum of these divisors (counting 12856893) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001000010111000111101
3
Ternary
220012012100020
4
Quaternary
301002320331
5
Quinary
11242410033
6
Senary
1135322353
8
Octal
61027075
10
Decimal
12856893
12
Duodecimal
43803b9
16
Hexadecimal
c42e3d
20
Vigesimal
40724d
36
Base36
7nkfx
md5
71ad2bf8b6906ae506a65494fa011faf
sha1
a48bb54236c7598c65fc2a7e402fc178968fab5a
sha256
3064657b93575c98c913241de0b4faf002dadf6c5bffb5ca2f9dd91370a52fd3
sha512
477277674942fddfecb125e23ad33514d88d79313942d2a14ba1e8a9b25d3aff3b3514c049a005995092f4c6917b76fcdab098042f46c5cc722c5850b6e569fb
ripemd-160
894730c2ad291132cd6b9d4cbff1d61703010f8f
Diameter
25713786
Circumference
80782241.19358
Area
5.1930431566303E+14
Volume
8.902186694557E+21
Surface area
2.0772172626521E+15
Circumference
80782241.19358
Perimeter
51427572
Area
165299697613449
Diagonal
18182392.45058
Surface area
991798185680694
Volume
2.1252405251485E+21
Space diagonal
22268791.903477
Perimeter
38570679
Area
71576868685566
Altitude
11134395.951738
Surface area
71576868685566
Volume
2.5046199783082E+20
Height
6060797.4835266