Properties of the Number 38637

Thirty-Eight Thousand Six Hundred Thirty-Seven

Basics

Value: 38636 → 38637 → 38638

Parity: odd

Prime: No

Previous Prime: 38629

Next Prime: 38639

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ⁶ × 53

Divisors: 1, 3, 9, 27, 53, 81, 159, 243, 477, 729

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001011011101101

Octal: 113355

Duodecimal: 1A439

Hexadecimal: 96ed

Square: 1492817769

Square Root: 196.562967010574

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

a(n) = (2·n - 1)*n². A15237

Triangle read by rows: T(n,k) is the number of permutations of 1..n arranged in a circle with exactly k descents. A334218

Composite numbers for which A324644(n)/A324198(n) = 2 and σ(n) == 2 (mod 4). A371082

Integer averages of the first perfect cubes up to some n³. A164577

a(n) = 3·a(n-1) - 6·a(n-2), with a(0)=0, a(1)=1. A190960

Number of permutations of 1..n arranged in a circle with exactly 3 adjacent element pairs in decreasing order. A151576

Number of permutations of 1..n arranged in a circle with exactly 6 adjacent element pairs in decreasing order. A151579

Number of 2 X 2 matrices having all elements in {-n,..,0,..,n} with determinant = permanent. A280059

Triangle of coefficients of p(n, x) where p(n, x) is defined as p(n, x) = (1-3·x)ⁿ⁺¹*PolyLog(-n, 3·x)/(3·x), read by rows. A156366

Number of (n+2) X (3+2) 0..2 arrays with no increasing sequence of length 3 horizontally or antidiagonally downwards. A233492