Properties of the Number 1844

One Thousand Eight Hundred Forty-Four

Basics

Value: 1843 → 1844 → 1845

Parity: even

Prime: No

Previous Prime: 1831

Next Prime: 1847

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 461

Divisors: 1, 2, 4, 461, 922, 1844

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11100110100

Octal: 3464

Duodecimal: 1098

Hexadecimal: 734

Square: 3400336

Square Root: 42.941821107167776

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Numbers that are the sum of 10 positive 6th powers. A3366

Coordination sequence for (2,5,8) tiling of hyperbolic plane. A265067

Numbers n such that 97 is the largest prime factor of n² - 1. A181470

Indices n such that A019328(n) = φ(n,10) is prime, where φ is a cyclotomic polynomial. A138940

a(n) = floor(n*φ¹⁰), where φ is the golden ratio, A001622. A4925

Indices k such that A020509(k)=φ[k](-10) is prime, where φ is a cyclotomic polynomial. A138920

Numbers k giving rise to prime quadruples (30k+11, 30k+13, 30k+17, 30k+19). A14561

a(n) = 2ⁿ mod n². A66606

a(n) = 3ⁿ - n³. A24026

a(n) = n² - 5. A28875