Properties of the Number 78344

Seventy-Eight Thousand Three Hundred Forty-Four

Basics

Value: 78343 → 78344 → 78345

Parity: even

Prime: No

Previous Prime: 78341

Next Prime: 78347

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 7 × 1399

Divisors: 1, 2, 4, 7, 8, 14, 28, 56, 1399, 2798

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011001000001000

Octal: 231010

Duodecimal: 39408

Hexadecimal: 13208

Square: 6137782336

Square Root: 279.89998213647675

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 n such that n and n+1 are differences between 2 positive cubes in at least one way. A38594

a(n) = 100·n² - 2·n. A158129

Number of compositions (ordered partitions) of n into multiplicatively perfect numbers (A007422). A282569

Consider the spiral of Theodorus (A072895). This sequence gives the number of k successive triangles which is closer to 360 degrees than any previous k triangles. A224269

a(1)=1; a(2)=2; a(3)=3; a(n) = ∑_k=3..n-1 (a(k) + a(k-1) + a(k-2)). A78344