Properties of the Number 38985

Thirty-Eight Thousand Nine Hundred Eighty-Five

Basics

Value: 38984 → 38985 → 38986

Parity: odd

Prime: No

Previous Prime: 38977

Next Prime: 38993

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 23 × 113

Divisors: 1, 3, 5, 15, 23, 69, 113, 115, 339, 345

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001100001001001

Octal: 114111

Duodecimal: 1A689

Hexadecimal: 9849

Square: 1519830225

Square Root: 197.44619520264249

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

Numbers k such that σ(k) = σ(k+13). A15883

Number of 5-ary Lyndon words of length n over Z₅ with trace 0 and subtrace 1. A74415

Antidiagonal sums of square array A082011. A82014

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 310", based on the 5-celled von Neumann neighborhood. A281038

Number of different words that can be formed from an n X n grid of letters, reading horizontally, vertically or diagonally. A34720

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1) + 2n, where a(0) = 1, a(1) = 3, b(0) = 2, b(1) = 4. A294366

Terms of A050530 with four prime divisors. A53340

Number of nX5 0..4 arrays with each element equal to the number its horizontal and vertical neighbors unequal to itself. A195959

Smallest integer at which the value of truncated Mertens function equals 2ⁿ. A93776

The numbers formed by removing the required digits to form the number from a set of digits which is initially empty and that has digits added via the addition of numbers which cannot be created from the digits currently in the set. Start by trying to create the number 0. A331276