Properties of the Number 38387

Thirty-Eight Thousand Three Hundred Eighty-Seven

Basics

Value: 38386 → 38387 → 38388

Parity: odd

Prime: No

Previous Prime: 38377

Next Prime: 38393

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 23 × 1669

Divisors: 1, 23, 1669, 38387

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001010111110011

Octal: 112763

Duodecimal: 1A26B

Hexadecimal: 95f3

Square: 1473561769

Square Root: 195.92600644120728

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

Semiprimes sp such that sp plus its digit sum is a perfect square. A244733

a(n)=a(n-1)+floor((a(n-2)+a(n-3))/2), with a(n)=n for n<3. A214040

a(n) = floor(M(g(n-1)+1,..,g(n))), where M = harmonic mean and g(n) = n*(n + 1)*(n + 2)*(n + 3)/24. A227018

The number of ways of placing 2n-1 white balls and 2n-1 black balls into unlabeled bins such that each bin has both an odd number of white balls and black balls. A302919

a(n) is the smallest number such that the arithmetic mean (A) and geometric mean (G) of n and a(n) are both integers. A38387