266 (number)

266 is an even 3-digits composite number following 265 and preceding 267. In scientific notation, it is written as 2.66 × 10^2. The sum of its digits is 14. It has a total of 3 prime factors and 8 positive divisors. There are 108 positive integers (up to 266) that are relatively prime to 266.

Interesting facts

Basic properties

Name

Name two hundred sixty-six

Notation

Scientific notation 2.66 × 10^2
Engineering notation 2.66 × 10^0

Prime Factorization of 266

Prime Factorization 2 × 7 × 19

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 266
Product of the distinct prime numbers

The prime factorization of 266 is 2 × 7 × 19. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 266)

Multiplication

n×y
n×2 532
n×3 798
n×4 1064
n×5 1330

Division

n÷y
n÷2 133
n÷3 88.666666666667
n÷3 66.5
n÷5 53.2

Exponentiation

ny
n2 70756
n3 18821096
n4 5006411536
n5 1331705468576

Nth Root

y√n
2√n 16.3095064303
3√n 6.4312275913796
4√n 4.0385029937218
5√n 3.0547545990574

Divisors of 266

1, 2, 7, 14, 19, 38, 133, 266

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 -265
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 266 can be divided by 8 positive divisors. The sum of these divisors (counting 266) is 1, the average is 0.125.

Base conversion 266

Base System Value
2 Binary 100001010
3 Ternary 100212
4 Quaternary 10022
5 Quinary 2031
6 Senary 1122
8 Octal 412
10 Decimal 266
12 Duodecimal 1a2
16 Hexadecimal 10a
20 Vigesimal d6
36 Base36 7e

Cryptographic Hash Functions

md5 f7664060cc52bc6f3d620bcedc94a4b6
sha1 45cbe19f37712e7f4e2fcfe27422a2410971f95f
sha256 ea5b27556fbb134def2c2fbf944d9cdda3dbdb6b10473a1aec59f6f170c4ca3a
sha512 1b87f9efc2327914f66e60b12574d4b6779cbc7ae73179187177acee6c1db3d43a9ca28de7622c047b5244944d475cebb9ca266807a56e5c062fa9a834722f1f
ripemd-160 a06bbf430011319643f052090b63b2da56a6c943

266 as geometric shapes

Circle

Radius = n
Diameter 532
Circumference 1671.3272917098
Area 222286.5297974

Sphere

Radius = n
Volume 78837622.568144
Surface area 889146.1191896
Circumference 1671.3272917098

Square

Length = n
Perimeter 1064
Area 70756
Diagonal 376.18080759124

Cube

Length = n
Surface area 424536
Volume 18821096
Space diagonal 460.72551481332

Equilateral Triangle

Length = n
Perimeter 798
Area 30638.246735086
Altitude 230.36275740666

Triangular Pyramid

Length = n
Surface area 30638.246735086
Volume 2218087.4351605
Height 125.39360253041