1282 (number)

1282 is an even 4-digits composite number following 1281 and preceding 1283. In scientific notation, it is written as 1.282 × 10^3. The sum of its digits is 13. It has a total of 2 prime factors and 4 positive divisors. There are 640 positive integers (up to 1282) that are relatively prime to 1282.

Interesting facts

Basic properties

Name

Name one thousand two hundred eighty-two

Notation

Scientific notation 1.282 × 10^3
Engineering notation 1.282 × 10^3

Prime Factorization of 1282

Prime Factorization 2 × 641

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 1282
Product of the distinct prime numbers

The prime factorization of 1282 is 2 × 641. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1282)

Multiplication

n×y
n×2 2564
n×3 3846
n×4 5128
n×5 6410

Division

n÷y
n÷2 641
n÷3 427.33333333333
n÷3 320.5
n÷5 256.4

Exponentiation

ny
n2 1643524
n3 2106997768
n4 2701171138576
n5 3462901399654432

Nth Root

y√n
2√n 35.805027579936
3√n 10.863322560303
4√n 5.9837302395693
5√n 4.1838644436649

Divisors of 1282

1, 2, 641, 1282

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 -1281
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 1282 can be divided by 4 positive divisors. The sum of these divisors (counting 1282) is 1, the average is 0.25.

Base conversion 1282

Base System Value
2 Binary 10100000010
3 Ternary 1202111
4 Quaternary 110002
5 Quinary 20112
6 Senary 5534
8 Octal 2402
10 Decimal 1282
12 Duodecimal 8aa
16 Hexadecimal 502
20 Vigesimal 342
36 Base36 zm

Cryptographic Hash Functions

md5 1cecc7a77928ca8133fa24680a88d2f9
sha1 b0203282b4e6a5ceeeb4e9b59dea288dd545f6e4
sha256 3ac84a052226066874f36ca9dfddd1639db06447d2096a119ed31515dbd67505
sha512 20335d6609b6e37d0714a4144779cf615818c5495ec46c8ed1fac265a97098e4baa94574d8e56d02756cf2f5c618de693c37842d3472554aa3fcaf1edbc650e9
ripemd-160 a017f39aabc153c9b5b10f63cf89c6a06347ce36

1282 as geometric shapes

Circle

Radius = n
Diameter 2564
Circumference 8055.0435638042
Area 5163282.9243985

Sphere

Radius = n
Volume 8825771612.1052
Surface area 20653131.697594
Circumference 8055.0435638042

Square

Length = n
Perimeter 5128
Area 1643524
Diagonal 1813.0217869623

Cube

Length = n
Surface area 9861144
Volume 2106997768
Space diagonal 2220.4891353033

Equilateral Triangle

Length = n
Perimeter 3846
Area 711666.76786471
Altitude 1110.2445676517

Triangular Pyramid

Length = n
Surface area 711666.76786471
Volume 248312068.28295
Height 604.3405956541