Properties of the Number 39340

Thirty-Nine Thousand Three Hundred Forty

Basics

Value: 39339 → 39340 → 39341

Parity: even

Prime: No

Previous Prime: 39323

Next Prime: 39341

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 5 × 7 × 281

Divisors: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1001100110101100

Octal: 114654

Duodecimal: 1A924

Hexadecimal: 99ac

Square: 1547635600

Square Root: 198.34313701260248

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 the symmetric representation of σ(k) has only two parts and they meet at the center of the Dyck path. A262259

Irregular triangle read by row: T(n,k), n>=1, k>=1, in which column k lists the numbers of A000716 multiplied by A000330(k), and the first element of column k is in row A000217(k). A252117

Number of n-step walks on a square lattice starting from the origin but not returning to it at any stage. A63887

a(n) = A326128(n) * A389077(n). A388978

a(n) = n*(n² - 3·n + 4). A242659

The numbers appearing in the first layer of the number stack in A370193. A374496

Triangle read by rows: the coefficients of polynomials (1/3^m-n) * ∑_k=0..m kⁿ * 2^m-k * binomial(m,k) in the variable m. A383140

a(n), n>1, is the smallest number k whose symmetric representation of σ(k) has two parts and has a larger number of legs in its two parts than a(n-1); a(1)=3. A279105

Numbers of the form prime(n) + prime(n+1) - 2 that are also triangular numbers, T(k) = k(k+1)/2. A110891

The consecutive squares of numbers multiplied by their next consecutive integer. A193608