Properties of the Number 24879

Twenty-Four Thousand Eight Hundred Seventy-Nine

Basics

Value: 24878 → 24879 → 24880

Parity: odd

Prime: No

Previous Prime: 24877

Next Prime: 24889

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 8293

Divisors: 1, 3, 8293, 24879

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110000100101111

Octal: 60457

Duodecimal: 12493

Hexadecimal: 612f

Square: 618964641

Square Root: 157.73078329863196

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 X k 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2, 3 or 5 neighboring 1's. A297802

Triangle T(n,k), n>=0, 0<=k<=3n, read by rows: row n gives the coefficients of the chromatic polynomial of the complete tripartite graph K_n,n,n, highest powers first. A212220

Coefficients of numerator of recursively defined rational function: p(x,3)=x*(x² + 6·x + 1)/(1 - x)⁴; p(x, n) = 2·x*D[p(x, n - 1), x] - p(x,n-2). A166349

Expansion of (φ(x) / φ(x²)) * (f(-x³, -x⁵) / f(-x¹, -x⁷)) in powers of·where φ(), f() are Ramanujan θ functions. A245434

Number of 3Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2, 3 or 5 neighboring 1s. A297803

G.f.: ∑_k>=0 x^{2^k} / ∏_j=1..2^k (1 - x^j). A339447

a(1) = 0, a(n) = abs(x) + abs(y), with·and y the next coordinates by using A028334 as a rectangular spiral. A388737

a(n) = s(1)s(n) + s(2)s(n-1) + ... + s(k)s(n-k+1), where k = [ n/2 ], s = A023531. A24879