Properties of the Number 65532

Sixty-Five Thousand Five Hundred Thirty-Two

Basics

Value: 65531 → 65532 → 65533

Parity: even

Prime: No

Previous Prime: 65521

Next Prime: 65537

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 43 × 127

Divisors: 1, 2, 3, 4, 6, 12, 43, 86, 127, 129

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111111111111100

Octal: 177774

Duodecimal: 31B10

Hexadecimal: fffc

Square: 4294443024

Square Root: 255.99218738078707

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

a(n) = 2ⁿ - 4. A28399

a(n) is the number of times that only 2 pegs have disks on them during the optimal solution to a Towers of Hanoi problem with n disks. A347789

Second diagonal under the main diagonal in A172119 written in a square (see comment). A173033

T(n, k) = ∑_j=0..k (-1)^j*binomial(2·k, j)*(k - j)^2·n, triangle read by rows, n >= 0 and 0 <= k <= n. A304330

Numbers k such that k is a multiple of A163511(k). A364496

Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 1", based on the 5-celled von Neumann neighborhood. A277799

a(n) = 4ⁿ - 4. A58896

a(n) = n⁸-n. A195859

Rows of A219463 seen as numbers in binary representation. A219843

Product of n and the sum of all divisors of all positive integers <= n. A256533