Properties of the Number 13458

Thirteen Thousand Four Hundred Fifty-Eight

Basics

Value: 13457 → 13458 → 13459

Parity: even

Prime: No

Previous Prime: 13457

Next Prime: 13463

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 2243

Divisors: 1, 2, 3, 6, 2243, 4486, 6729, 13458

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11010010010010

Octal: 32222

Duodecimal: 7956

Hexadecimal: 3492

Square: 181117764

Square Root: 116.00862036935014

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

Coordination sequence for C₃ lattice: a(n) = 16·n² + 2 (n>0), a(0)=1. A10006

Matula-Goebel numbers of semi-lone-child-avoiding rooted identity trees. A331963

Restricted partitions. A2573

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with no element unequal to a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors, with values 0..3 introduced in row major order. A231441

T(n,k) = Number of n X k 0..1 arrays with every element equal to 0, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero. A299221

Numbers k such that k and 5·k, taken together, are pandigital. A115925

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero. A300035

Number T(n,k) of endofunctions f on [n] that are self-inverse on [k] but not on [k+1]; triangle T(n,k), n>=0, 0<=k<=n, read by rows. A245692

Numbers n from which zero or more applications of A003415 will lead to 5. A328115

A213784/12. A213789