642284 is an even 6-digits composite number following 642283
and preceding 642285 . In scientific notation, it is written as 6.42284 × 10^5.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 319200 positive integers (up to 642284) that are relatively prime to 642284.
642284 has 12 divisors, whose sum is 1130808
The reverse of 642284 is 482246
Previous prime number is 211
Is Prime? no
Number parity even
Number length 6
Sum of Digits 26
Digital Root 8
Name
six hundred forty-two thousand two hundred eighty-four
Scientific notation
6.42284 × 10^5
Engineering notation
6.42284 × 10^3
Prime Factorization
2 × 2 × 211 × 761
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
321142
Product of the distinct prime numbers
The prime factorization of 642284 is 2 × 2 × 211 × 761.
Since it has a total of 4 prime factors.
6 , 4 , 46 , 39 , 379 , 721 , 3177 , 9319 , 27333 , 550 , 774628 , 284035 , 4493516 , 3756081 , 38698496 , 4669304 , 834345010 , 183402643 , 3104119680 , 7822795429
n×2
1284568
n×3
1926852
n×4
2569136
n×5
3211420
n÷2
321142
n÷3
214094.66666667
n÷3
160571
n÷5
128456.8
n2
412528736656
n3
264960607094362304
n4
1.70179958567E+23
n5
1.0930386450824E+29
2 √n
801.42622866986
3 √n
86.279781076131
4 √n
28.30947241949
5 √n
14.505924765556
1 , 2 , 4 , 211 , 422 , 761 , 844 , 1522 , 3044 , 160571 , 321142 , 642284
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-642283
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 642284 can be divided by 12 positive divisors.
The sum of these divisors (counting 642284) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10011100110011101100
3
Ternary
1012122001022
4
Quaternary
2130303230
5
Quinary
131023114
6
Senary
21433312
8
Octal
2346354
10
Decimal
642284
12
Duodecimal
26b838
16
Hexadecimal
9ccec
20
Vigesimal
405e4
36
Base36
drl8
md5
9db379a5cf909450e59f1df6158e20bc
sha1
4e4ee36ce9af0296adcd7574f60c95492321e1bf
sha256
cd31c04c638a4ee55a639c6523be4df807079232cfd67f220727114b1c01d45c
sha512
a0a392d9705be555a3b503cbcd9be66e2a86daae0d9611424ef8e61c7e18de1449b901abdac9af94c3cd23178969770ca091c62791fc1bb60fa7053c82ef5c31
ripemd-160
b1ddbe4f6cd918bafd0397847f0ba6b63e3897ca
Diameter
1284568
Circumference
4035589.3918365
Area
1295997248473.2
Volume
1.1098643956511E+18
Surface area
5183988993892.7
Circumference
4035589.3918365
Perimeter
2569136
Area
412528736656
Diagonal
908326.74369524
Surface area
2475172419936
Volume
264960607094362304
Space diagonal
1112468.5208886
Perimeter
1926852
Area
178630182867.6
Altitude
556234.26044428
Surface area
178630182867.6
Volume
3.1225907003955E+16
Height
302775.58123175