290 is an even 3-digits composite number following 289
and preceding 291 . In scientific notation, it is written as 2.90 × 10^2.
The sum of its digits is 11. It has a total of 3 prime factors and 8 positive divisors.
There are 112 positive integers (up to 290) that are relatively prime to 290.
290 has 8 divisors, whose sum is 540
The reverse of 290 is 092
Previous prime number is 5
Is Prime? no
Number parity even
Number length 3
Sum of Digits 11
Digital Root 2
Scientific notation
2.90 × 10^2
Engineering notation
2.90 × 10^0
Prime Factorization
2 × 5 × 29
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
290
Product of the distinct prime numbers
The prime factorization of 290 is 2 × 5 × 29.
Since it has a total of 3 prime factors.
2 , 7 , 97 , 68 , 17 , 176 , 3079 , 8143 , 27809 , 4652 , 225489 , 395985 , 3959275 , 8292157 , 88726714 , 15477863 , 444291928 , 797396890 , 1756853775 , 6114290603
n×2
580
n×3
870
n×4
1160
n×5
1450
n÷2
145
n÷3
96.666666666667
n÷3
72.5
n÷5
58
n2
84100
n3
24389000
n4
7072810000
n5
2051114900000
2 √n
17.029386365926
3 √n
6.6191059480262
4 √n
4.1266677072338
5 √n
3.1079899055143
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
-289
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 290 can be divided by 8 positive divisors.
The sum of these divisors (counting 290) is 1, the average is 0.125.
Base
System
Value
2
Binary
100100010
3
Ternary
101202
4
Quaternary
10202
5
Quinary
2130
6
Senary
1202
8
Octal
442
10
Decimal
290
12
Duodecimal
202
16
Hexadecimal
122
20
Vigesimal
ea
36
Base36
82
md5
f90f2aca5c640289d0a29417bcb63a37
sha1
9d323717c1d5f918d8b0267c157186d6e6b64ec9
sha256
09895de0407bcb0386733daa14bdb5dfa544505530c634334a05a60f161b71fc
sha512
10328270c5a4c574ac641a07d23ae70d7c7649320489bd50a4f6195d1120cd4a4255f7d512555864ce57ac7c9de8fe9f18df7cf028b16613f66199872e58f581
ripemd-160
04e9f10fa2a72184dafd59ff8f9f01be4f9e71a4
Diameter
580
Circumference
1822.1237390821
Area
264207.9421669
Volume
102160404.30454
Surface area
1056831.7686676
Circumference
1822.1237390821
Perimeter
1160
Area
84100
Diagonal
410.1219330882
Surface area
504600
Volume
24389000
Space diagonal
502.29473419497
Perimeter
870
Area
36416.368229136
Altitude
251.14736709749
Surface area
36416.368229136
Volume
2874271.2143931
Height
136.7073110294