1455 (number)

1455 is an odd 4-digits composite number following 1454 and preceding 1456. In scientific notation, it is written as 1.455 × 10^3. The sum of its digits is 15. It has a total of 3 prime factors and 8 positive divisors. There are 768 positive integers (up to 1455) that are relatively prime to 1455.

Interesting facts

Basic properties

Name

Name one thousand four hundred fifty-five

Notation

Scientific notation 1.455 × 10^3
Engineering notation 1.455 × 10^3

Prime Factorization of 1455

Prime Factorization 3 × 5 × 97

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 1455
Product of the distinct prime numbers

The prime factorization of 1455 is 3 × 5 × 97. Since it has a total of 3 prime factors.

Most popular turbo-numbers

8, 9, 14, 61, 533, 24, 2969, 2541, 40845, 23558, 217864, 109693, 3255672, 1982101, 52972314, 14285448, 31425490, 636173632, 4501178970, 9217380772

Basic calculations (n = 1455)

Multiplication

n×y
n×2 2910
n×3 4365
n×4 5820
n×5 7275

Division

n÷y
n÷2 727.5
n÷3 485
n÷3 363.75
n÷5 291

Exponentiation

ny
n2 2117025
n3 3080271375
n4 4481794850625
n5 6521011507659375

Nth Root

y√n
2√n 38.144462245521
3√n 11.331506818298
4√n 6.1761203231091
5√n 4.2911391590077

Divisors of 1455

1, 3, 5, 15, 97, 291, 485, 1455

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 -1454
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 1455 can be divided by 8 positive divisors. The sum of these divisors (counting 1455) is 1, the average is 0.125.

Base conversion 1455

Base System Value
2 Binary 10110101111
3 Ternary 1222220
4 Quaternary 112233
5 Quinary 21310
6 Senary 10423
8 Octal 2657
10 Decimal 1455
12 Duodecimal a13
16 Hexadecimal 5af
20 Vigesimal 3cf
36 Base36 14f

Cryptographic Hash Functions

md5 0a1bf96b7165e962e90cb14648c9462d
sha1 ff3d3275e74dcbac2d970eea9ad779212cadda17
sha256 257ad493dc36225fcc2b8db98198dd24a3379258a2121f421c965671ca308bf8
sha512 d26456fc76edde94751e92648e7a459dd3b051334fe62cb1d5ea6459da78735411ac59d63b92ea3dc068a090b83a2b29337b4ca046170a78dbdf16147189d69e
ripemd-160 d58a1eecbfa5f7a7db12285df9f44e6f909bdd4b

1455 as geometric shapes

Circle

Radius = n
Diameter 2910
Circumference 9142.0346219463
Area 6650830.1874659

Sphere

Radius = n
Volume 12902610563.684
Surface area 26603320.749864
Circumference 9142.0346219463

Square

Length = n
Perimeter 5820
Area 2117025
Diagonal 2057.6807332529

Cube

Length = n
Surface area 12702150
Volume 3080271375
Space diagonal 2520.1339250127

Equilateral Triangle

Length = n
Perimeter 4365
Area 916698.71522338
Altitude 1260.0669625064

Triangular Pyramid

Length = n
Surface area 916698.71522338
Volume 363013462.85955
Height 685.89357775095