Properties of the Number 54221

Fifty-Four Thousand Two Hundred Twenty-One

Basics

Value: 54220 → 54221 → 54222

Parity: odd

Prime: No

Previous Prime: 54217

Next Prime: 54251

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 59 × 919

Divisors: 1, 59, 919, 54221

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101001111001101

Octal: 151715

Duodecimal: 27465

Hexadecimal: d3cd

Square: 2939916841

Square Root: 232.85403153048478

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

Expansion of e.g.f. exp(∑_k>=1 k³ * x^k). A255819

Expansion of g.f. A(x) satisfying A(x) = x * ∑_n>=0 dⁿ/dxⁿ x^2·n-1 * A(x)ⁿ / n!. A356848

Positive integers of the form (30·m²+1)/11. A179339

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. exp(∑_j>=1 j^k-1*x^j). A293785

Number of multisets of exactly two partitions of positive integers into distinct parts with total sum of parts equal to n. A320787

Shallit sequence S(14,23), a(n)=[ a(n-1)²/a(n-2)+1 ]. A10923

Self-conjugate digitized partition numbers. A68325

Number of n X n binary arrays symmetric about both diagonal and antidiagonal with all ones connected only in a 1000-1000-1000-1111 pattern in any orientation. A147095

Number of dominating sets in the n-dipyramidal graph. A347503

Number of integer partitions of n with the same product of parts as their conjugate. A325039