Properties of the Number 78730

Seventy-Eight Thousand Seven Hundred Thirty

Basics

Value: 78729 → 78730 → 78731

Parity: even

Prime: No

Previous Prime: 78721

Next Prime: 78737

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 × 7873

Divisors: 1, 2, 5, 10, 7873, 15746, 39365, 78730

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011001110001010

Octal: 231612

Duodecimal: 3968A

Hexadecimal: 1338a

Square: 6198412900

Square Root: 280.58866691297425

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 that are the sum of nine fifth powers in three or more ways. A345620

Numbers that are the sum of nine fifth powers in exactly three ways. A346338

Least x>=3 such that F(x)==1 (mod 3ⁿ) where F(x) denotes the x-th Fibonacci number (A000045). A79004

Number of palindromes (in base 3) below 3ⁿ. A117862

Row sums of triangle A131336. A131337

a(n) is the total number of runs of weak ascents over all flattened Catalan words of length n. A372872

Sum of products of two successive divisors of n. A78730