Properties of the Number 39949

Thirty-Nine Thousand Nine Hundred Forty-Nine

Basics

Value: 39948 → 39949 → 39950

Parity: odd

Prime: No

Previous Prime: 39937

Next Prime: 39953

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 7 × 13 × 439

Divisors: 1, 7, 13, 91, 439, 3073, 5707, 39949

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1001110000001101

Octal: 116015

Duodecimal: 1B151

Hexadecimal: 9c0d

Square: 1595922601

Square Root: 199.87245933344593

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

T(n,k)=Number of length n+5 0..k arrays with every six consecutive terms having the maximum of some three terms equal to the minimum of the remaining three terms. A250336

Expansion of ∏_k>=1 1/(1 - (5·k-4)*x^5·k-4). A265834

Number of discordant permutations. A562

Number of length n+5 0..6 arrays with every six consecutive terms having the maximum of some three terms equal to the minimum of the remaining three terms. A250334

Number of length 1+5 0..n arrays with every six consecutive terms having the maximum of some three terms equal to the minimum of the remaining three terms. A250337

Expansion of -x*(-1+5·x+8·x²-11·x³+3·x⁴)/(1-6·x-4·x²+24·x³-6·x⁴-4·x⁵+x⁶). A107476

Primes of the form 30n - 13. A39949