Properties of the Number 64382

Sixty-Four Thousand Three Hundred Eighty-Two

Basics

Value: 64381 → 64382 → 64383

Parity: even

Prime: No

Previous Prime: 64381

Next Prime: 64399

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 32191

Divisors: 1, 2, 32191, 64382

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111101101111110

Octal: 175576

Duodecimal: 31312

Hexadecimal: fb7e

Square: 4145041924

Square Root: 253.73608336222108

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

Positive numbers k such that the centered cube number k³ + (k+1)³ is equal to the difference of two positive cubes and to A352755(n). A352756

Expansion of ∏_k>=1 B(x^k), where B(x) is the g.f. of A003106. A327691

G.f.: ∑_k>=0 x^k*(k+1/2) * ∏_j=1..k 1/(1 - x^j)⁴. A376710

a(n) is the least number k that is a quadratic residue modulo prime(n) but is a quadratic nonresidue modulo all previous odd primes. A376999

a(n) = smallest number congruent to a quadratic non-residue modulo each of the first n odd primes. A206095

Numbers k such that k² divides 5^k - 4^k - 3^k. A343716

Triangle T, read by rows, that satisfies matrix equation: T - (T-I)² = C, where C is Pascal's triangle. A117269

Number of ways to put numbers 1, 2, ..., n*(n+1)/2 in a triangular array of n rows in such a way that each row is increasing or decreasing. A64382