Properties of the Number 9994

Nine Thousand Nine Hundred Ninety-Four

Basics

Value: 9993 → 9994 → 9995

Parity: even

Prime: No

Previous Prime: 9973

Next Prime: 10007

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 × 19 × 263

Divisors: 1, 2, 19, 38, 263, 526, 4997, 9994

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011100001010

Octal: 23412

Duodecimal: 594A

Hexadecimal: 270a

Square: 99880036

Square Root: 99.9699954986495

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 in which 9 outnumbers all other digits together. A292739

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 0 0 vertically. A207960

3-almost primes with semiprime digits (digits 4, 6, 9 only). A111494

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero. A299052

Non-balanced numbers in A015771. A78549

Numbers k such that k * (k + 8) is the concatenation of two numbers m and m-7. A116244

Numbers k such that k * (k + 7) is the concatenation of a number m with itself. A116291

a(n) is the index of the last occurrence of n in A316774. A316984

Numbers k such that k concatenated with itself gives the product of two numbers which differ by 7. A116160

Number of partitions p of n such that the number of parts is not a part and max(p) - min(p) is not a part. A241385