Properties of the Number -212941

Two Hundred Twelve Thousand Nine Hundred Forty-One

Basics

Value: -212942 → -212941 → -212940

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 73 × 2917

Divisors: 1, 73, 2917, 212941

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -110011111111001101

Octal: -637715

Duodecimal: -A3291

Hexadecimal: -33fcd

Square: 45343869481

Square Root: 461.45530661159376

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

Central trinomial coefficients: largest coefficient of (1 + x + x²)ⁿ. A2426

a(n) = ∑_k=0..n binomial(2·k, k) * binomial(2·n+1, 2·k). A273055

Triangle read by rows: T(n,k) is the number of paths in the right half-plane from (0,0) to (n,0), consisting of steps U=(1,1), D=(1,-1), h=(1,0) and H=(2,0), having k H=(2,0) steps (0 <= k <= floor(n/2)). A132885

Square array T(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of sqrt(2 / ( (1-2*(k+4)*x+((k-4)*x)²) * (1+(k-4)*x+sqrt(1-2*(k+4)*x+((k-4)*x)²)) )). A337369

Number of symmetric, reduced unit interval schemes with n+1 intervals (n>=1). A5213

Number of n X 13 0..2 arrays with row sums 13 and column sums n. A172643

Number of n X 13 0..3 arrays with row sums 13 and column sums n. A172746

Irregular triangle read by rows: T(n,m) = number of lattice paths of type A^H terminating at point (n, m). A291081