Properties of the Number 39381

Thirty-Nine Thousand Three Hundred Eighty-One

Basics

Value: 39380 → 39381 → 39382

Parity: odd

Prime: No

Previous Prime: 39373

Next Prime: 39383

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 13127

Divisors: 1, 3, 13127, 39381

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001100111010101

Octal: 114725

Duodecimal: 1A959

Hexadecimal: 99d5

Square: 1550863161

Square Root: 198.44646633286268

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

Number of partitions of n with exactly ten sorts of part 1 which are introduced in ascending order. A320823

a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = (F(2), F(3), ...), t = A000201 (lower Wythoff sequence). A24593

Numbers n such that Maple 9.5, Maple 10, Maple 11 and Maple 12 give the wrong answers for the number of partitions of n. A110375

Number of n X 4 0..1 arrays with each 1 horizontally or vertically adjacent to 0, 2, 3 or 4 1's. A295602

Numbers whose base-9 representation has the same nonzero number of 3's and 7's. A39381