Properties of the Number 72283

Seventy-Two Thousand Two Hundred Eighty-Three

Basics

Value: 72282 → 72283 → 72284

Parity: odd

Prime: No

Previous Prime: 72277

Next Prime: 72287

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 41 ² × 43

Divisors: 1, 41, 43, 1681, 1763, 72283

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001101001011011

Octal: 215133

Duodecimal: 359B7

Hexadecimal: 11a5b

Square: 5224832089

Square Root: 268.85497949638204

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

a(n) = (p_n)² * p_n+1, where p_n is the n-th prime, A000040(n). A251720

Nonsquarefree "year numbers" (numbers n such that φ(n) = 2*φ(σ(n)): A137815). A137816

a(n) = A105658(n)/k, where k=n if n is odd, else k=n/2. A105769

Greatest positive integer whose weakly increasing prime indices have zero-based weighted sum (A359674) equal to n. A359757

Products p³ or p²*q, where {p,q} are consecutive primes. A33477

Numbers k such that (σ(k)-k) - ∑_p∣k p² = -1. A70225

a(n) is the smallest p-rigid number where p = prime(n). A392497

Numbers k such that σ(k) = ψ(k) + τ(k)² + ω(k)³. A392520

Number of raised dots to represent n in Braille. A72283