Properties of the Number 9446

Nine Thousand Four Hundred Forty-Six

Basics

Value: 9445 → 9446 → 9447

Parity: even

Prime: No

Previous Prime: 9439

Next Prime: 9461

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 4723

Divisors: 1, 2, 4723, 9446

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10010011100110

Octal: 22346

Duodecimal: 5572

Hexadecimal: 24e6

Square: 89226916

Square Root: 97.19053451854249

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 (k!-4)/4 is prime. A139199

Semiprimes with semiprime digits (digits 4, 6, 9 only). A107342

Numbers that occur only once in A155043; positions of zeros in A262505, ones in A262507. A262508

E.g.f.: exp(2*(1-exp(x))). A213170

T(n,k)=Number of nXk 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 0,1,0,0,0 for x=0,1,2,3,4. A197475

a(n) is the smallest positive composite that cannot be expressed as the sum of any subset of earlier terms and is not a multiple of any earlier term. A330071

Numbers k such that A380459(k) has no divisors of the form p^p, while A003415(k) has such a divisor or is 0. A380474

Number of Dyck paths of semilength n having exactly 3 (possibly overlapping) occurrences of the consecutive steps UDUUUDDDUD (with U=(1,1), D=(1,-1)). A243873

Expansion of ∏_k>=1 1/(1 - x^k*(k+1/2))^k*(k+1/2). A298730

Number of nX3 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 0,1,0,0,0 for x=0,1,2,3,4. A197470