Properties of the Number 36580

Thirty-Six Thousand Five Hundred Eighty

Basics

Value: 36579 → 36580 → 36581

Parity: even

Prime: No

Previous Prime: 36571

Next Prime: 36583

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 5 × 31 × 59

Divisors: 1, 2, 4, 5, 10, 20, 31, 59, 62, 118

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000111011100100

Octal: 107344

Duodecimal: 19204

Hexadecimal: 8ee4

Square: 1338096400

Square Root: 191.2589867169645

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

Number of divisor chains of length n: permutations s₁,s₂,...,s_n of 1,2,...,n such that for all j=1,2,...,n, s_j divides ∑_i=1..j s_i. A67957

Coefficient of x² in minimal polynomial of the continued fraction [1ⁿ,φ,1,1,1,...], where 1ⁿ means n ones and φ = golden ratio = (1 + sqrt(5))/2. A266707

p-INVERT of (1,0,1,0,0,0,0,...), where p(S) = 1 - S - S³. A291735

a(n) = a(n-1) + a(n-3) + a(n-4), where a(0) = 1, a(1) = 1, a(2) = 4, a(3) = -3. A295677

Numbers k such that A075255(k) is the square of a prime. A386954

Numbers of the form ab such that uphi(ab) = a·b where ab is the concatenation of a and b. A337523

Ternary Thue-Morse sequence: closed under a->abc, b->ac, c->b. A36580