Properties of the Number -1924

Nine Hundred Twenty-Four

Basics

Value: -1925 → -1924 → -1923

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 13 × 37

Divisors: 1, 2, 4, 13, 26, 37, 52, 74, 148, 481

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -11110000100

Octal: -3604

Duodecimal: -1144

Hexadecimal: -784

Square: 3701776

Square Root: 43.86342439892262

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

Sum at 45 degrees to horizontal in triangle of A081498. A81499

Expansion of a modular function. A6709

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 251", based on the 5-celled von Neumann neighborhood. A271019

Expansion of ∏_k>=1 (1 - x^k)^k+1. A299019

G.f.: q^2·n* ∏_m=0..n-1 (1-q^2·m+1)². A97198

Expansion of f(-q)²*P(q) in powers of q. A122163

Number of non-Look-and-Say partitions of n. Number of integer partitions of n such that there is no way to choose a disjoint strict integer partition of each multiplicity. A351293

Number of points on surface of tetrahedron; coordination sequence for sodalite net (equals 2·n²+2 for n > 0). A5893

Triangle read by rows in which row n (n >= 1) gives coefficients in expansion of the polynomial f(n) * ∏_i=1..n-1 f(2i), where f(k) = (1 - x^k)/(1-x). A162206

Number of reduced words of length n in the Weyl group D₆. A162209