1285342 is an even 7-digits composite number following 1285341
and preceding 1285343 . In scientific notation, it is written as 1.285342 × 10^6.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 639744 positive integers (up to 1285342) that are relatively prime to 1285342.
1285342 has 8 divisors, whose sum is 1936800
The reverse of 1285342 is 2435821
Previous prime number is 239
Is Prime? no
Number parity even
Number length 7
Sum of Digits 25
Digital Root 7
Name
one million two hundred eighty-five thousand three hundred forty-two
Scientific notation
1.285342 × 10^6
Engineering notation
1.285342 × 10^6
Prime Factorization
2 × 239 × 2689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1285342
Product of the distinct prime numbers
The prime factorization of 1285342 is 2 × 239 × 2689.
Since it has a total of 3 prime factors.
5 , 3 , 15 , 71 , 412 , 138 , 4544 , 1937 , 7833 , 80814 , 782064 , 216748 , 8033292 , 9129251 , 3552425 , 84041212 , 62691048 , 970883218 , 7130845109 , 9142660958
n×2
2570684
n×3
3856026
n×4
5141368
n×5
6426710
n÷2
642671
n÷3
428447.33333333
n÷3
321335.5
n÷5
257068.4
n2
1652104056964
n3
2123518732786221688
n4
2.7294478150369E+24
n5
3.5082739134752E+30
2 √n
1133.729244573
3 √n
108.72754105287
4 √n
33.67089610588
5 √n
16.664939439373
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
-1285341
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 1285342 can be divided by 8 positive divisors.
The sum of these divisors (counting 1285342) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111001110011011110
3
Ternary
2102022011021
4
Quaternary
10321303132
5
Quinary
312112332
6
Senary
43314354
8
Octal
4716336
10
Decimal
1285342
12
Duodecimal
51b9ba
16
Hexadecimal
139cde
20
Vigesimal
80d72
36
Base36
rjry
md5
0154eb687d42cf72dc29b912525df5f7
sha1
fc498c7cfc695f988b82fb37ad1b0f54814fb449
sha256
1024c8bfb71d7c44a9196ea6fff4107e50930d0fb54797ad51584cbf814074fe
sha512
1dd920b5219800205ae57f709f540cea23b9e497de55484613a4c02f3d3cc74d5468a5be8e0aca427860f2d928a572a7a09527f97142ae1121b42573f99a6634
ripemd-160
9d7c3af898b063b738252236dd903e9ff7499b30
Diameter
2570684
Circumference
8076041.9691008
Area
5190237968324
Volume
8.8949744675753E+18
Surface area
20760951873296
Circumference
8076041.9691008
Perimeter
5141368
Area
1652104056964
Diagonal
1817748.0886878
Surface area
9912624341784
Volume
2123518732786221688
Space diagonal
2226277.6491022
Perimeter
3856026
Area
715382041513.08
Altitude
1113138.8245511
Surface area
715382041513.08
Volume
2.5025908265497E+17
Height
605916.02956259