Properties of the Number 38900

Thirty-Eight Thousand Nine Hundred

Basics

Value: 38899 → 38900 → 38901

Parity: even

Prime: No

Previous Prime: 38891

Next Prime: 38903

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 5 ² × 389

Divisors: 1, 2, 4, 5, 10, 20, 25, 50, 100, 389

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001011111110100

Octal: 113764

Duodecimal: 1A618

Hexadecimal: 97f4

Square: 1513210000

Square Root: 197.2308292331602

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

Expansion of ∏_k>=1 (1 + 4·x^k). A261568

a(n) = ∑_i=1..n σ(i)*σ(i+1), where σ(n) = A000203(n) is the sum of the divisors of n. A330322

Number of symmetrical n-celled polyominoes. A259090

Appearance radii of visible vectors in the medial axis test mask for the Euclidean distance in Z². A171988

Numbers k such that Bernoulli number B_k has denominator 33330. A295589

a(0) = 1, a(1) = 4; thereafter a(n)*(2n + 10) - a(n-1)*(11n + 35) + a(n-2)*(8n + 2) + a(n-3)*(15n + 7) + a(n-4)*(4n - 2) = 0. A1559

Primes p such that 26 is not a square mod p. A38900