Properties of the Number 61982

Sixty-One Thousand Nine Hundred Eighty-Two

Basics

Value: 61981 → 61982 → 61983

Parity: even

Prime: No

Previous Prime: 61981

Next Prime: 61987

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 17 × 1823

Divisors: 1, 2, 17, 34, 1823, 3646, 30991, 61982

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111001000011110

Octal: 171036

Duodecimal: 2BA52

Hexadecimal: f21e

Square: 3841768324

Square Root: 248.96184446617517

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 k such that σ(k) = σ(k+3). A15861

a(n) = 3ⁿ - (n+1)*(n+2)/2. A61982