490639 is an odd 6-digits composite number following 490638
and preceding 490640 . In scientific notation, it is written as 4.90639 × 10^5.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 487720 positive integers (up to 490639) that are relatively prime to 490639.
490639 has 4 divisors, whose sum is 493560
The reverse of 490639 is 936094
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 31
Digital Root 4
Name
four hundred ninety thousand six hundred thirty-nine
Scientific notation
4.90639 × 10^5
Engineering notation
4.90639 × 10^3
Prime Factorization
179 × 2741
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
490639
Product of the distinct prime numbers
The prime factorization of 490639 is 179 × 2741.
Since it has a total of 2 prime factors.
5 , 6 , 41 , 99 , 284 , 368 , 1104 , 3733 , 7238 , 74902 , 781560 , 485358 , 9425214 , 1377437 , 29053540 , 12116023 , 992031507 , 808460522 , 3957270102 , 1998116494
n×2
981278
n×3
1471917
n×4
1962556
n×5
2453195
n÷2
245319.5
n÷3
163546.33333333
n÷3
122659.75
n÷5
98127.8
n2
240726628321
n3
118109872192787119
n4
5.7949309582797E+22
n5
2.8432191304394E+28
2 √n
700.45627986335
3 √n
78.871606858903
4 √n
26.466134584849
5 √n
13.745242722507
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
-490638
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 490639 can be divided by 4 positive divisors.
The sum of these divisors (counting 490639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111110010001111
3
Ternary
220221000211
4
Quaternary
1313302033
5
Quinary
111200024
6
Senary
14303251
8
Octal
1676217
10
Decimal
490639
12
Duodecimal
1b7b27
16
Hexadecimal
77c8f
20
Vigesimal
316bj
36
Base36
aikv
md5
2b69e7b428d80da6daacdfc5783599b6
sha1
1531bfa53e816a4c15466db4d6b32eba88c56dd9
sha256
7167d5f229aaaa5ffe2f6e006f2c0e86dff0e55bdc83d25997113b921296a971
sha512
f5a13424ea01aabaf245591f8d3a97f1ef342733ef6fba296ea5527ccd155ae6b3e8b454d56c62775c1d264fc18eca13ba72251f4d59474589373c0143d51ca0
ripemd-160
7bb8155553682fbcf059c33c5f5e9cb998c752b1
Diameter
981278
Circumference
3082775.7559293
Area
756265007056.69
Volume
4.9473747572972E+17
Surface area
3025060028226.8
Circumference
3082775.7559293
Perimeter
1962556
Area
240726628321
Diagonal
693868.32802917
Surface area
1444359769926
Volume
118109872192787119
Space diagonal
849811.67617479
Perimeter
1471917
Area
104237687746.68
Altitude
424905.83808739
Surface area
104237687746.68
Volume
1.3919381925433E+16
Height
231289.44267639