285013 is an odd 6-digits composite number following 285012
and preceding 285014 . In scientific notation, it is written as 2.85013 × 10^5.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 283648 positive integers (up to 285013) that are relatively prime to 285013.
285013 has 4 divisors, whose sum is 286380
The reverse of 285013 is 310582
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 19
Digital Root 1
Name
two hundred eighty-five thousand thirteen
Scientific notation
2.85013 × 10^5
Engineering notation
2.85013 × 10^3
Prime Factorization
257 × 1109
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
285013
Product of the distinct prime numbers
The prime factorization of 285013 is 257 × 1109.
Since it has a total of 2 prime factors.
10 , 3 , 7 , 29 , 458 , 388 , 9638 , 8570 , 46337 , 55037 , 90527 , 286002 , 9536847 , 7767204 , 7516979 , 18736715 , 914718084 , 601979355 , 1278392230 , 3966143430
n×2
570026
n×3
855039
n×4
1140052
n×5
1425065
n÷2
142506.5
n÷3
95004.333333333
n÷3
71253.25
n÷5
57002.6
n2
81232410169
n3
23152292919497197
n4
6.5987044618647E+21
n5
1.8807165547894E+27
2 √n
533.86608807827
3 √n
65.80944423342
4 √n
23.105542367109
5 √n
12.33027986055
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
-285012
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 285013 can be divided by 4 positive divisors.
The sum of these divisors (counting 285013) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101100101010101
3
Ternary
112110222001
4
Quaternary
1011211111
5
Quinary
33110023
6
Senary
10035301
8
Octal
1054525
10
Decimal
285013
12
Duodecimal
118b31
16
Hexadecimal
45955
20
Vigesimal
1fcad
36
Base36
63x1
md5
d46c43eb58685aa2df32e2bfae6a656d
sha1
1c5c3a1a80b21d6b8995875dd9f6e4a620320db2
sha256
5f9c4e440d2c19fcf65359a59f7feb2ec13d16c798034fec625704619492beec
sha512
b476bd438f6eef22ab71a4aa2a4bb92c5f82d14055846ed77778fc599d4c5388653a0ca7e311eb12b1e46bf0843cf45f209dab211ac6630aa726acc8f73d7e2e
ripemd-160
d2f7fc2ed8a5ced77ea5ee6a15e7f476e100a7e2
Diameter
570026
Circumference
1790789.4939552
Area
255199143020.32
Volume
9.6980097799535E+16
Surface area
1020796572081.3
Circumference
1790789.4939552
Perimeter
1140052
Area
81232410169
Diagonal
403069.25005264
Surface area
487394461014
Volume
23152292919497197
Space diagonal
493656.99681763
Perimeter
855039
Area
35174665408.496
Altitude
246828.49840881
Surface area
35174665408.496
Volume
2.7285238872323E+15
Height
134356.41668421