Properties of the Number 18448

Eighteen Thousand Four Hundred Forty-Eight

Basics

Value: 18447 → 18448 → 18449

Parity: even

Prime: No

Previous Prime: 18443

Next Prime: 18451

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ⁴ × 1153

Divisors: 1, 2, 4, 8, 16, 1153, 2306, 4612, 9224, 18448

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100100000010000

Octal: 44020

Duodecimal: A814

Hexadecimal: 4810

Square: 340328704

Square Root: 135.82341477079717

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

Row sums of A168281. A168380

Number of points of L1 norm 3 in cubic lattice Zⁿ. A35597

The 180-degree spoke (or ray) of a hexagonal spiral of Ulam. A244806

Positions of zeros in A345055, which is the Dirichlet inverse of A011772. A345053

a(n) = 512n + 16. A157475

G.f. A(x) satisfies: 1 = ∑_n>=0 xⁿ*A(-x)^A003059(n+1), where A003059 is defined by "n appears 2n-1 times.". A193050

Number of partitions of n, where the difference between the number of odd parts and the number of even parts is 9. A240018

G.f. A(x) satisfies: [x^k] (1+x)^n² * A(x) = 0 for k = (n-1)² + 1 through k = n² for n >= 1. A305600

a(n) = n⁴ - 4*(n³-n)/3. A389090

Coordination sequence for 24-dimensional cubic lattice. A35719