Properties of the Number 49889

Forty-Nine Thousand Eight Hundred Eighty-Nine

Basics

Value: 49888 → 49889 → 49890

Parity: odd

Prime: No

Previous Prime: 49877

Next Prime: 49891

Digit Sum: 38

Digital Root: 2

Palindrome: No

Factorization: 7 × 7127

Divisors: 1, 7, 7127, 49889

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100001011100001

Octal: 141341

Duodecimal: 24A55

Hexadecimal: c2e1

Square: 2488912321

Square Root: 223.35845629839045

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 -3..3 arrays x(0..n-1) of n elements with zero sum and no element more than one greater than the previous. A199842

T(n,k)=Number of -k..k arrays x(0..n-1) of n elements with zero sum and no element more than one greater than the previous. A199847

a(n) = a(1) + a(2) + ... + a(n-1) - a(m), where m = 2^p+1 + 2 - n and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = a(2) = 1 and a(3) = 2. A49889