Properties of the Number 41823

Forty-One Thousand Eight Hundred Twenty-Three

Basics

Value: 41822 → 41823 → 41824

Parity: odd

Prime: No

Previous Prime: 41813

Next Prime: 41843

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 1549

Divisors: 1, 3, 9, 27, 1549, 4647, 13941, 41823

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 1010001101011111

Octal: 121537

Duodecimal: 20253

Hexadecimal: a35f

Square: 1749163329

Square Root: 204.50672360585116

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

Dying rabbits: a(n) = a(n-1) + a(n-2) - a(n-4). A23434

Composites whose prime factorization in base 5 is an anagram of the number in base 5. A260049

G.f. satisfies A(x) = 1 + x·A(x+x²). A127782

The number of partitions of [n] with exactly 2 blocks without peaks. A289692

Smallest of three consecutive integers divisible respectively by three consecutive squares greater than 1. A178919

a(1) = greatest k such that H(k) - H(8) < H(8) - H(4); a(2) = greatest k such that H(k) - H(a(1)) < H(a(1)) - H(8), and for n > 2, a(n) = greatest k such that H(k) - H(a(n-1)) > H(a(n-1)) - H(a(n-2)), where H = harmonic number. A227804

Pisot sequences E(6,8), P(6,8). A20716

Expansion of (1-x)^-1/(1-x²+x³). A77883

Number of connected triangle-free graphs on n nodes with edge chromatic number 5. A207411

Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock sum of the two sums of the diagonal and antidiagonal minus the two minimums of the central column and central row nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A254903