Properties of the Number -13454

Thirteen Thousand Four Hundred Fifty-Four

Basics

Value: -13455 → -13454 → -13453

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 7 × 31 ²

Divisors: 1, 2, 7, 14, 31, 62, 217, 434, 961, 1922

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11010010001110

Octal: -32216

Duodecimal: -7952

Hexadecimal: -348e

Square: 181010116

Square Root: 115.99137898999219

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) = 14·n². A144555

Numbers m such that m and m+1 are consecutive lazy-Fibonacci-Niven numbers (A328212). A328213

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. A316209

a(n) = ∑_{k=0..floor(n/3)} |Stirling1(n,3·k)|. A357828

Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = ∑_j=0..n |Stirling1(n,k·j)|. A357119

Smallest integer m such that the product of every 3 consecutive integers > m has a prime factor > prime(n). A3032

Integers k such that for all j > k the largest prime factor of j*(j+1)*(j+2) exceeds the largest prime factor of k*(k+1)*(k+2). A193944

Numbers k such that φ(k) < φ(k+1) < φ(k+2) < φ(k+3) where φ is the Euler totient function (A000010). A327880

Numbers k such that k² - k - 1, k³ - k - 1, and k⁴ - k - 1 are all prime. A236171

Numbers k such that k², (k+1)² and (k+2)² are all abundant numbers. A383391