2015856 is an even 7-digits composite number following 2015855
and preceding 2015857 . In scientific notation, it is written as 2.015856 × 10^6.
The sum of its digits is 27. It has a total of 7 prime factors and 30 positive divisors.
There are 671904 positive integers (up to 2015856) that are relatively prime to 2015856.
2015856 has 30 divisors, whose sum is 5642000
The reverse of 2015856 is 6585102
Previous prime number is 3
Is Prime? no
Number parity even
Number length 7
Sum of Digits 27
Digital Root 9
Name
two million fifteen thousand eight hundred fifty-six
Scientific notation
2.015856 × 10^6
Engineering notation
2.015856 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 3 × 13999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
83994
Product of the distinct prime numbers
The prime factorization of 2015856 is 2 × 2 × 2 × 2 × 3 × 3 × 13999.
Since it has a total of 7 prime factors.
2 , 3 , 70 , 52 , 196 , 634 , 1005 , 3068 , 63038 , 24822 , 105373 , 319973 , 8050738 , 198056 , 54276463 , 86527144 , 284803947 , 711801567 , 2127056011 , 6195899510
n×2
4031712
n×3
6047568
n×4
8063424
n×5
10079280
n÷2
1007928
n÷3
671952
n÷3
503964
n÷5
403171.2
n2
4063675412736
n3
8191784462816342016
n4
1.6513457860075E+25
n5
3.328875310798E+31
2 √n
1419.8084377831
3 √n
126.32418409123
4 √n
37.680345510399
5 √n
18.234417786706
1 , 2 , 3 , 4 , 6 , 8 , 9 , 12 , 16 , 18 , 24 , 36 , 48 , 72 , 144 , 13999 , 27998 , 41997 , 55996 , 83994 , 111992 , 125991 , 167988 , 223984 , 251982 , 335976 , 503964 , 671952 , 1007928 , 2015856
30 divisors
τ
Total Divisors
30
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2015855
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.033333333333333
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
30
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2015856 can be divided by 30 positive divisors.
The sum of these divisors (counting 2015856) is 1, the average is 0.033333333333333.
Base
System
Value
2
Binary
111101100001001110000
3
Ternary
10210102020100
4
Quaternary
13230021300
5
Quinary
1004001411
6
Senary
111112400
8
Octal
7541160
10
Decimal
2015856
12
Duodecimal
812700
16
Hexadecimal
1ec270
20
Vigesimal
cbjcg
36
Base36
177g0
md5
70293f1573c1060649d3a3c91cf70b22
sha1
51885a5b300073f607852db7237342467999f3ca
sha256
04769e4b6fa54425bdec23ba9e87ac8db8d183c4b2e1d7e0df99a01a73f43dbd
sha512
1c070cb46d370f35b91102d11e46061033b881ff37550ec419acf52516a0a355fadcf364f8c637a91acf39cc41cf6f893b68a72f139661839f57154d412a921d
ripemd-160
a87188b879722e398ade2b9b27c8bca842e5a520
Diameter
4031712
Circumference
12665996.80059
Area
12766412823225
Volume
3.4313666517566E+19
Surface area
51065651292900
Circumference
12665996.80059
Perimeter
8063424
Area
4063675412736
Diagonal
2850850.8949912
Surface area
24382052476416
Volume
8191784462816342016
Space diagonal
3491565.0127426
Perimeter
6047568
Area
1759623070081.8
Altitude
1745782.5063713
Surface area
1759623070081.8
Volume
9.6541105727934E+17
Height
950283.63166373