Properties of the Number 80262

Eighty Thousand Two Hundred Sixty-Two

Basics

Value: 80261 → 80262 → 80263

Parity: even

Prime: No

Previous Prime: 80251

Next Prime: 80263

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 7 ³ × 13

Divisors: 1, 2, 3, 6, 7, 9, 13, 14, 18, 21

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011100110000110

Octal: 234606

Duodecimal: 3A546

Hexadecimal: 13986

Square: 6441988644

Square Root: 283.30548882787286

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

Non-palindromes in A110751; that is, non-palindromic numbers n such that n and R(n) have the same prime divisors, where R(n) = digit reversal of n. A110819

Numbers k such that the harmonic mean of the divisors of k is the square of a rational number. A74266

Numbers k such that all the following properties hold: (i) k·reverse(k) is a square; (ii) k ≠ reverse(k); (iii) k and reverse(k) are not both squares; and (iv) k and reverse(k) have the same number of digits. A82994

Column 3 of triangle A128545; a(n) is the coefficient of q³ⁿ⁺⁹ in the central q-binomial coefficient [2n+6,n+3]. A128553

Nonsquare integers >= 2 for which the square of its largest prime factor equals the sum of the squares of its other prime factors, with multiplicity. A391874

Numbers k such that the product of divisors of σ(k) is divisible by the product of divisors of k. A219362

Numbers k whose decimal representation, read as a base-19 value and divided by k, yields an integer. A32569

Numbers k such that σ(k)*φ(k)*k is a square. A114079

Number of ways to place 2 nonattacking nightriders on an n X n toroidal board. A196812

Numbers such that the sum of divisors is twice the sum of the exponential divisors. A274205