290 (number)

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.

Interesting facts

Basic properties

Name

Name two hundred ninety

Notation

Scientific notation 2.90 × 10^2
Engineering notation 2.90 × 10^0

Prime Factorization of 290

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.

Most popular turbo-numbers

Basic calculations (n = 290)

Multiplication

n×y
n×2 580
n×3 870
n×4 1160
n×5 1450

Division

n÷y
n÷2 145
n÷3 96.666666666667
n÷3 72.5
n÷5 58

Exponentiation

ny
n2 84100
n3 24389000
n4 7072810000
n5 2051114900000

Nth Root

y√n
2√n 17.029386365926
3√n 6.6191059480262
4√n 4.1266677072338
5√n 3.1079899055143

Divisors of 290

1, 2, 5, 10, 29, 58, 145, 290

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 conversion 290

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

Cryptographic Hash Functions

md5 f90f2aca5c640289d0a29417bcb63a37
sha1 9d323717c1d5f918d8b0267c157186d6e6b64ec9
sha256 09895de0407bcb0386733daa14bdb5dfa544505530c634334a05a60f161b71fc
sha512 10328270c5a4c574ac641a07d23ae70d7c7649320489bd50a4f6195d1120cd4a4255f7d512555864ce57ac7c9de8fe9f18df7cf028b16613f66199872e58f581
ripemd-160 04e9f10fa2a72184dafd59ff8f9f01be4f9e71a4

290 as geometric shapes

Circle

Radius = n
Diameter 580
Circumference 1822.1237390821
Area 264207.9421669

Sphere

Radius = n
Volume 102160404.30454
Surface area 1056831.7686676
Circumference 1822.1237390821

Square

Length = n
Perimeter 1160
Area 84100
Diagonal 410.1219330882

Cube

Length = n
Surface area 504600
Volume 24389000
Space diagonal 502.29473419497

Equilateral Triangle

Length = n
Perimeter 870
Area 36416.368229136
Altitude 251.14736709749

Triangular Pyramid

Length = n
Surface area 36416.368229136
Volume 2874271.2143931
Height 136.7073110294