Properties of the Number 76725

Seventy-Six Thousand Seven Hundred Twenty-Five

Basics

Value: 76724 → 76725 → 76726

Parity: odd

Prime: No

Previous Prime: 76717

Next Prime: 76733

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 ² × 11 × 31

Divisors: 1, 3, 5, 9, 11, 15, 25, 31, 33, 45

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010101110110101

Octal: 225665

Duodecimal: 38499

Hexadecimal: 12bb5

Square: 5886725625

Square Root: 276.99277968929084

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

Perrin sequence (or Perrin numbers, or Ondrej Such sequence): a(n) = a(n-2) + a(n-3) with a(0) = 3, a(1) = 0, a(2) = 2. A1608

a(n) = a(n-1) + a(n-2) + a(n-4). A259967

Expansion of ( 2+x+2·x² ) / ( 1-2·x+x²-x³ ). A109377

a(n) = 16·n⁴ + 256·n³ + 1160·n² + 1088·n + 285. A176712

a(n) = round(rⁿ) where r is the smallest Pisot number (real root r=1.3247179.. of x³-x-1). A205579

Numbers that are divisible by the squares of two distinct primes and whose arithmetic derivative (A003415) is a squarefree number of the form 4k+2. A368697

Odd numbers k such that gcd(A276086(σ(k)-k), A276086(k)) is equal to A276086(k), where A276086 is the primorial base exp-function, and σ is the sum of divisors function. A388267

Numbers k such that A360327(k) > 2·k. A360328

Terms of A094302 without repetition. A94426

Terms of A094302 which are not squarefree, without repetition. A94427