Properties of the Number 40292

Forty Thousand Two Hundred Ninety-Two

Basics

Value: 40291 → 40292 → 40293

Parity: even

Prime: No

Previous Prime: 40289

Next Prime: 40343

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 7 × 1439

Divisors: 1, 2, 4, 7, 14, 28, 1439, 2878, 5756, 10073

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001110101100100

Octal: 116544

Duodecimal: 1B398

Hexadecimal: 9d64

Square: 1623445264

Square Root: 200.72867259063912

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

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays x(i,j) with row sums sum{j²*x(i,j), j=1..k+1} nondecreasing, and column sums sum{i²*x(i,j), i=1..n+1} nondecreasing. A232708

a(n) = n! - n(n-1)/2. A114311

Number of (n+1)X(1+1) 0..3 arrays x(i,j) with row sums sum{j²*x(i,j), j=1..1+1} nondecreasing, and column sums sum{i²*x(i,j), i=1..n+1} nondecreasing. A232706

Continued fraction for sqrt(310). A40292