Properties of the Number 18752

Eighteen Thousand Seven Hundred Fifty-Two

Basics

Value: 18751 → 18752 → 18753

Parity: even

Prime: No

Previous Prime: 18749

Next Prime: 18757

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ⁶ × 293

Divisors: 1, 2, 4, 8, 16, 32, 64, 293, 586, 1172

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100100101000000

Octal: 44500

Duodecimal: AA28

Hexadecimal: 4940

Square: 351637504

Square Root: 136.93794214898952

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

Goodstein sequence starting with 15. A222117

Third step in Goodstein sequences, i.e., g(5) if g(2)=n: write g(4)=A057650(n) in hereditary representation base 4, bump to base 5, then subtract 1 to produce g(5). A59934

Numbers m having the same sum of divisors as m+20 has. A181647

Number of n-step self-avoiding walks on a square lattice where no step can be in the same direction as the previous step. A337353

Number of partitions of n such that the number of parts is not a part and the number of distinct parts is a part. A241378

Number of partitions p of n such that the number of distinct parts is not a part and max(p) - min(p) is not a part. A241390

a(n) = ∑_k=0..n (-1)^k * (k+1) * binomial(5·n-4·k+1,n-k)/(5·n-4·k+1). A390741

Coordination sequence for Cr3Si, Si position. A9927

a(n) = ((1+sqrt(3))*(5+sqrt(3))ⁿ + (1-sqrt(3))*(5-sqrt(3))ⁿ)/2. A162272

Maximal number of regions obtained by a straight line drawing of the complete bipartite graph K_n,n. A117717