Properties of the Number 67420

Sixty-Seven Thousand Four Hundred Twenty

Basics

Value: 67419 → 67420 → 67421

Parity: even

Prime: No

Previous Prime: 67411

Next Prime: 67421

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 5 × 3371

Divisors: 1, 2, 4, 5, 10, 20, 3371, 6742, 13484, 16855

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000011101011100

Octal: 203534

Duodecimal: 33024

Hexadecimal: 1075c

Square: 4545456400

Square Root: 259.65361541869584

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) = ceiling((n + 7/10)³). A34133

a(0)=1, a(1)=10, a(n) = 90·a(n-2) - a(n-1). A165511

Fifth column of triangle A067417. A67420