Properties of the Number -1324

Three Hundred Twenty-Four

Basics

Value: -1325 → -1324 → -1323

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 331

Divisors: 1, 2, 4, 331, 662, 1324

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -10100101100

Octal: -2454

Duodecimal: -924

Hexadecimal: -52c

Square: 1752976

Square Root: 36.38681079732051

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

Triangle of coefficients of (1 - x)ⁿ*U(n,-(3·x - 2)/(2·x - 2)), where U(n,x) is the n-th Chebyshev polynomial of the second kind. A123027

Triangle of generalized Stirling numbers of the first kind read by rows: T(n, k) = (-1)^n+k*∑_m=0..n Stirling1(n, m) * binomial(m, k) * 2^m-k, where Stirling1 is A048994. A94646

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A202869; by antidiagonals. A202870

a(n) = ∑_{k=0..floor(n/8)} (-1)^k * binomial(n-4·k,4·k). A348309

Triangle table from number wall of reversion of Fibonacci numbers. A85143

a(n) = ∑_t=0..n g(t)*g(n-t) where g(t) = A002121(t). A2122

Expansion of ∏_k>=1 (1 - x^k)^q(k), where q(k) = number of partitions of k into distinct parts (A000009). A304783

Coordination sequence T1 for Zeolite Code ABW and ATN. A8000

a(n) = binomial(n+1, 2) + n - 1 = n*(n+3)/2 - 1. A34856

Skew Fibonacci-Pascal triangle read by rows. A37027