355 (number)

355 is an odd 3-digits composite number following 354 and preceding 356. In scientific notation, it is written as 3.55 × 10^2. The sum of its digits is 13. It has a total of 2 prime factors and 4 positive divisors. There are 280 positive integers (up to 355) that are relatively prime to 355.

Interesting facts

Basic properties

Name

Name three hundred fifty-five

Notation

Scientific notation 3.55 × 10^2
Engineering notation 3.55 × 10^0

Prime Factorization of 355

Prime Factorization 5 × 71

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 355
Product of the distinct prime numbers

The prime factorization of 355 is 5 × 71. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 355)

Multiplication

n×y
n×2 710
n×3 1065
n×4 1420
n×5 1775

Division

n÷y
n÷2 177.5
n÷3 118.33333333333
n÷3 88.75
n÷5 71

Exponentiation

ny
n2 126025
n3 44738875
n4 15882300625
n5 5638216721875

Nth Root

y√n
2√n 18.841443681417
3√n 7.080698751085
4√n 4.3406731829771
5√n 3.236276879794

Divisors of 355

1, 5, 71, 355

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 -354
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 355 can be divided by 4 positive divisors. The sum of these divisors (counting 355) is 1, the average is 0.25.

Base conversion 355

Base System Value
2 Binary 101100011
3 Ternary 111011
4 Quaternary 11203
5 Quinary 2410
6 Senary 1351
8 Octal 543
10 Decimal 355
12 Duodecimal 257
16 Hexadecimal 163
20 Vigesimal hf
36 Base36 9v

Cryptographic Hash Functions

md5 82cec96096d4281b7c95cd7e74623496
sha1 90af7edbfd8a161a7f711504a114aaf5bf597f9f
sha256 355d8c0ee4e5698eaed38b96aab64dbf0ad72eca3e352183be6e957e9d9230a7
sha512 be48dbb28272bd16e94e6710fc558e351784a6e27b5596459c2916569c36e15b2eaa84c60a482dea5f72ed12f585bfa197b3c34b8cb24731f529f3fc8f03315c
ripemd-160 494be8ba6fcc31eea0cc76066fe1e2c29c3d7723

355 as geometric shapes

Circle

Radius = n
Diameter 710
Circumference 2230.5307840488
Area 395919.21416865

Sphere

Radius = n
Volume 187401761.37316
Surface area 1583676.8566746
Circumference 2230.5307840488

Square

Length = n
Perimeter 1420
Area 126025
Diagonal 502.04581464245

Cube

Length = n
Surface area 756150
Volume 44738875
Space diagonal 614.87803668695

Equilateral Triangle

Length = n
Perimeter 1065
Area 54570.425755967
Altitude 307.43901834348

Triangular Pyramid

Length = n
Surface area 54570.425755967
Volume 5272526.9825262
Height 167.34860488082