Properties of the Number 9964

Nine Thousand Nine Hundred Sixty-Four

Basics

Value: 9963 → 9964 → 9965

Parity: even

Prime: No

Previous Prime: 9949

Next Prime: 9967

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 47 × 53

Divisors: 1, 2, 4, 47, 53, 94, 106, 188, 212, 2491

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011011101100

Octal: 23354

Duodecimal: 5924

Hexadecimal: 26ec

Square: 99281296

Square Root: 99.81983770774224

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

Coordination sequence for "reo-e" 3D uniform tiling. A299281

Number of ways to write the n-th prime as a sum of distinct primes. A70215

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

Number of integer partitions of n whose number of nontrivial submultisets is greater than their number of distinct parts times their number of parts minus 1. A328960

X-coordinates of the lower envelope of A373330. A373331

Expansion of ψ(x⁶) / ψ(-x) in powers of·where ψ() is a Ramanujan θ function. A132217

Expansion of ψ(x⁶) / ψ(x) in powers of·where ψ() is a Ramanujan θ function. A262160

Number of 2-sided strip polypons with n cells. A151533

Expansion of f(-x³)³ / (f(x)² * f(-x²)) in powers of·where f() is a Ramanujan θ function. A262151

a(n) = least m such that if r and s in {1/1, 1/3, 1/5, ..., 1/(2n-1)} satisfy r < s, then r < k/m < (k+2)/m < s for some integer k. A24841