Properties of the Number 49946

Forty-Nine Thousand Nine Hundred Forty-Six

Basics

Value: 49945 → 49946 → 49947

Parity: even

Prime: No

Previous Prime: 49943

Next Prime: 49957

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 × 13 × 17 × 113

Divisors: 1, 2, 13, 17, 26, 34, 113, 221, 226, 442

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100001100011010

Octal: 141432

Duodecimal: 24AA2

Hexadecimal: c31a

Square: 2494602916

Square Root: 223.48601745970598

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

4-almost primes with semiprime digits (digits 4, 6, 9 only). A111496

a(3)=1; a(n) = ∑_i=1..n-3 binomial(n-4,i-1)*binomial(n,i+1)*a(i+2)*a(n-i)*i*(n-i-2)/(2*(n-1)) for n > 3. A115047

Number of order-5 ribbon tilings for a 5 X n strip. A364425

a(n) = a(1) + a(2) + ... + a(n-1) + a(m) for n >= 4, where m = n - 1 - 2^p 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) = 4. A49946

Number of nX3 0..1 arrays with exactly n+3-2 having value 1 and no three 1s forming an isosceles right triangle. A272953