Properties of the Number 55272

Fifty-Five Thousand Two Hundred Seventy-Two

Basics

Value: 55271 → 55272 → 55273

Parity: even

Prime: No

Previous Prime: 55259

Next Prime: 55291

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 7 ² × 47

Divisors: 1, 2, 3, 4, 6, 7, 8, 12, 14, 21

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101011111101000

Octal: 153750

Duodecimal: 27BA0

Hexadecimal: d7e8

Square: 3054993984

Square Root: 235.0999787324533

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

Rhonda numbers to base 10. A99542

a(n) = n*(2·n-1)*(2·n+1). A35328

a(n) = 1728·n - 24. A157287

a(n) = 25·n² + n. A173089

Numbers k such that k + A067666(k) is a square. A386257

Smallest fixed points (>0) of the base-2·n Kaprekar map. A319839

a(0)=1, a(n) = (3n-1)*3n*(3n+1)/2 for n>0. A157024

Least integer s > p_n such that ∑_k=1ⁿ p_k*s^n-k (the number [p₁,...,p_n] in base s) is prime, where p_k denotes the k-th prime. A217788

T(n,k) = Number of n X k 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 0 1 vertically. A207453

First differences of 7ⁿ (A000420). A55272