1285384 is an even 7-digits composite number following 1285383
and preceding 1285385 . In scientific notation, it is written as 1.285384 × 10^6.
The sum of its digits is 31. It has a total of 5 prime factors and 16 positive divisors.
There are 604800 positive integers (up to 1285384) that are relatively prime to 1285384.
1285384 has 16 divisors, whose sum is 2444220
The reverse of 1285384 is 4835821
Previous prime number is 2201
Is Prime? no
Number parity even
Number length 7
Sum of Digits 31
Digital Root 4
Name
one million two hundred eighty-five thousand three hundred eighty-four
Scientific notation
1.285384 × 10^6
Engineering notation
1.285384 × 10^6
Prime Factorization
2 × 2 × 2 × 2201 × 73
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
321346
Product of the distinct prime numbers
The prime factorization of 1285384 is 2 × 2 × 2 × 2201 × 73.
Since it has a total of 5 prime factors.
1 , 1 , 94 , 22 , 539 , 638 , 805 , 4266 , 82766 , 83671 , 397280 , 828432 , 4969961 , 8541208 , 15784560 , 79385281 , 388778145 , 200034810 , 3514797239 , 9058062872
n×2
2570768
n×3
3856152
n×4
5141536
n×5
6426920
n÷2
642692
n÷3
428461.33333333
n÷3
321346
n÷5
257076.8
n2
1652212027456
n3
2123726904699503104
n4
2.7298045836703E+24
n5
3.5088471349764E+30
2 √n
1133.7477673627
3 √n
108.728725305
4 √n
33.671171161139
5 √n
16.665048347089
1 , 2 , 4 , 8 , 73 , 146 , 292 , 584 , 2201 , 4402 , 8804 , 17608 , 160673 , 321346 , 642692 , 1285384
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1285383
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1285384 can be divided by 16 positive divisors.
The sum of these divisors (counting 1285384) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111001110100001000
3
Ternary
2102022012211
4
Quaternary
10321310020
5
Quinary
312113014
6
Senary
43314504
8
Octal
4716410
10
Decimal
1285384
12
Duodecimal
51ba34
16
Hexadecimal
139d08
20
Vigesimal
80d94
36
Base36
rjt4
md5
aa5829952a00fedd2e36bdb093849c4b
sha1
bb98182f63f94964535433d9139459dfec1bb626
sha256
5ab9822dc50253b4a8c106ae3481c36e44c1b02e8375ec09e2c7d794d5da6620
sha512
0746df0e07d5e8dc848304c3da5e4b0a78b20d9a22d74e9d59fc4f3ff56d94b56b5a6ffc937695dea4a25599f0a02e38e49759f7da9fd8131c3d395af9f9e862
ripemd-160
7499cd0db5943f46af94362c37286508892dab48
Diameter
2570768
Circumference
8076305.8628837
Area
5190577167628.5
Volume
8.8958464560466E+18
Surface area
20762308670514
Circumference
8076305.8628837
Perimeter
5141536
Area
1652212027456
Diagonal
1817807.4856574
Surface area
9913272164736
Volume
2123726904699503104
Space diagonal
2226350.3952361
Perimeter
3856152
Area
715428794107.54
Altitude
1113175.1976181
Surface area
715428794107.54
Volume
2.5028361595022E+17
Height
605935.82855246