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.
355 has 4 divisors, whose sum is 432
The reverse of 355 is 553
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 3
Sum of Digits 13
Digital Root 4
Name
three hundred fifty-five
Scientific notation
3.55 × 10^2
Engineering notation
3.55 × 10^0
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.
1 , 10 , 88 , 67 , 161 , 238 , 4986 , 4162 , 75432 , 29439 , 704126 , 853992 , 7793731 , 8707817 , 30786417 , 70003285 , 32687944 , 182511710 , 3860236289 , 9419468789
n×2
710
n×3
1065
n×4
1420
n×5
1775
n÷2
177.5
n÷3
118.33333333333
n÷3
88.75
n÷5
71
n2
126025
n3
44738875
n4
15882300625
n5
5638216721875
2 √n
18.841443681417
3 √n
7.080698751085
4 √n
4.3406731829771
5 √n
3.236276879794
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
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
md5
82cec96096d4281b7c95cd7e74623496
sha1
90af7edbfd8a161a7f711504a114aaf5bf597f9f
sha256
355d8c0ee4e5698eaed38b96aab64dbf0ad72eca3e352183be6e957e9d9230a7
sha512
be48dbb28272bd16e94e6710fc558e351784a6e27b5596459c2916569c36e15b2eaa84c60a482dea5f72ed12f585bfa197b3c34b8cb24731f529f3fc8f03315c
ripemd-160
494be8ba6fcc31eea0cc76066fe1e2c29c3d7723
Diameter
710
Circumference
2230.5307840488
Area
395919.21416865
Volume
187401761.37316
Surface area
1583676.8566746
Circumference
2230.5307840488
Perimeter
1420
Area
126025
Diagonal
502.04581464245
Surface area
756150
Volume
44738875
Space diagonal
614.87803668695
Perimeter
1065
Area
54570.425755967
Altitude
307.43901834348
Surface area
54570.425755967
Volume
5272526.9825262
Height
167.34860488082