Properties of the Number 54946

Fifty-Four Thousand Nine Hundred Forty-Six

Basics

Value: 54945 → 54946 → 54947

Parity: even

Prime: No

Previous Prime: 54941

Next Prime: 54949

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 83 × 331

Divisors: 1, 2, 83, 166, 331, 662, 27473, 54946

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101011010100010

Octal: 153242

Duodecimal: 2796A

Hexadecimal: d6a2

Square: 3019062916

Square Root: 234.40563133167257

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 q^-1/4 * (η(q⁴) / η(q))² in powers of q. A1936

Expansion of q^-1/4 * (η(q) * η(q⁴)² / η(q²)³)² in powers of q. A79006

Even triangular numbers with prime indices. A34955

Triangular numbers in which the k-th digit, numbering them from right to left, either divides k or is a nonzero multiple of k. Is 1 only when k has no other single-digit divisor (less than 10). A69558

Triangular numbers in which the k-th significant digit either divides k or is a multiple of k. A69559

Numerator of (9*(n⁴ - 2·n³ + 2·n² - n) + 2)/(2*(2·n-1)). A96430

Expansion of ψ(-x) * ψ(-x³) / (φ(x²) * φ(x⁶)) in powers of·where φ(), ψ() are Ramanujan θ functions. A281731

Hexagonal numbers that are sphenic numbers. A380007

Triangular numbers with sum of digits = 28. A68132

Triangular number·such that x + reverse of·is a prime. A72387