1806 (number)

1806 is an even 4-digits composite number following 1805 and preceding 1807. In scientific notation, it is written as 1.806 × 10^3. The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors. There are 504 positive integers (up to 1806) that are relatively prime to 1806.

Interesting facts

Basic properties

Name

Name one thousand eight hundred six

Notation

Scientific notation 1.806 × 10^3
Engineering notation 1.806 × 10^3

Prime Factorization of 1806

Prime Factorization 2 × 7 × 3 × 43

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 1806
Product of the distinct prime numbers

The prime factorization of 1806 is 2 × 7 × 3 × 43. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1806)

Multiplication

n×y
n×2 3612
n×3 5418
n×4 7224
n×5 9030

Division

n÷y
n÷2 903
n÷3 602
n÷3 451.5
n÷5 361.2

Exponentiation

ny
n2 3261636
n3 5890514616
n4 10638269396496
n5 19212714530071776

Nth Root

y√n
2√n 42.497058721752
3√n 12.177905005548
4√n 6.5189768155556
5√n 4.4806760846603

Divisors of 1806

1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1805
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1806 can be divided by 16 positive divisors. The sum of these divisors (counting 1806) is 1, the average is 0.0625.

Base conversion 1806

Base System Value
2 Binary 11100001110
3 Ternary 2110220
4 Quaternary 130032
5 Quinary 24211
6 Senary 12210
8 Octal 3416
10 Decimal 1806
12 Duodecimal 1066
16 Hexadecimal 70e
20 Vigesimal 4a6
36 Base36 1e6

Cryptographic Hash Functions

md5 d1e946f4e67db4b362ad23818a6fb78a
sha1 adefdf1d5af74d813709062bc4c8260df5b485f7
sha256 a78000a5ff6306012360b87357e93eb04bd07897b57167459c36c70215ddbc70
sha512 bd32872585411e391543f856d2748c664b7a90279ebbd5982a3a9c9ab99b46dbbfcb0cfeea10405312c02e6b0264e45ca39bdbe12895ad0ed8d9e9eba05266fe
ripemd-160 ebcf574374af417dd6ca9006ecd6c99784db6307

1806 as geometric shapes

Circle

Radius = n
Diameter 3612
Circumference 11347.432664766
Area 10246731.696284

Sphere

Radius = n
Volume 24674129924.652
Surface area 40986926.785136
Circumference 11347.432664766

Square

Length = n
Perimeter 7224
Area 3261636
Diagonal 2554.0696936458

Cube

Length = n
Surface area 19569816
Volume 5890514616
Space diagonal 3128.0837584694

Equilateral Triangle

Length = n
Perimeter 5418
Area 1412329.8169489
Altitude 1564.0418792347

Triangular Pyramid

Length = n
Surface area 1412329.8169489
Volume 694203804.94201
Height 851.3565645486