Properties of the Number 40754

Forty Thousand Seven Hundred Fifty-Four

Basics

Value: 40753 → 40754 → 40755

Parity: even

Prime: No

Previous Prime: 40751

Next Prime: 40759

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 7 × 41 × 71

Divisors: 1, 2, 7, 14, 41, 71, 82, 142, 287, 497

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1001111100110010

Octal: 117462

Duodecimal: 1B702

Hexadecimal: 9f32

Square: 1660888516

Square Root: 201.87619968683777

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

Numbers k such that k and k+1 have at least 4 but not both exactly 4 distinct prime factors. A321494

Sum of the squares of the quadratic residues of prime(n). A125613

Number of compositions of n with runs-resistance equal to cuts-resistance minus 1. A329869

Numbers k such that both k and k+1 are Zeckendorf-Niven numbers (A328208) and lazy-Fibonacci-Niven numbers (A328212). A330713

Numbers k such that k², (k+1)² and (k+2)² are all abundant numbers. A383391

Smallest number k such that k and k+1 have n and n+1 distinct prime divisors. A79482

Continued fraction for sqrt(782). A40754

Number of (3+1)X(n+1) arrays of permutations of 0..n·4+3 with each element having index change +-(.,.) 0,0 0,2 or 2,1. A264197