Properties of the Number 78449

Seventy-Eight Thousand Four Hundred Forty-Nine

Basics

Value: 78448 → 78449 → 78450

Parity: odd

Prime: No

Previous Prime: 78439

Next Prime: 78467

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 7 ² × 1601

Divisors: 1, 7, 49, 1601, 11207, 78449

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011001001110001

Octal: 231161

Duodecimal: 39495

Hexadecimal: 13271

Square: 6154245601

Square Root: 280.08748633239577

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) = (2·n - 1)*(8·n² - 8·n + 3)/3. A63496

Numbers n such that n | 10ⁿ + 9ⁿ + 8ⁿ + 7ⁿ + 6ⁿ + 5ⁿ + 4ⁿ. A57266

a(n) = sum of terms in n-th row of A078448. A78449

Number of vector spaces of dimension n generated by n X n matrices over F(2) of rank one, up to multiplication on the right by an invertible matrix and multiplication on the left by another invertible matrix. A255382