Properties of the Number 6305

Six Thousand Three Hundred Five

Basics

Value: 6304 → 6305 → 6306

Parity: odd

Prime: No

Previous Prime: 6301

Next Prime: 6311

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 × 13 × 97

Divisors: 1, 5, 13, 65, 97, 485, 1261, 6305

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100010100001

Octal: 14241

Duodecimal: 3795

Hexadecimal: 18a1

Square: 39753025

Square Root: 79.40403012442127

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

a(n) = 3ⁿ - 2ⁿ. A1047

Number of n X 8 binary arrays with a path of adjacent 1's and no path of adjacent 0's from top row to bottom row. A69428

Square array of nexus numbers a(n,k) = (n+1)^k+1 - n^k+1 (n >= 0, k >= 0) read by upwards antidiagonals. A47969

Triangle read by rows: 2-Stirling numbers of the second kind. A143494

Numbers m that are the hypotenuse of exactly 13 distinct integer-sided right triangles, i.e., m² can be written as a sum of two squares in 13 ways. A97102

Pentagonal numbers with odd index: a(n) = (2·n+1)*(3·n+1). A33570

Triangle T(n,k) (0 <= k <= n) giving number of chains of length k in partially ordered set formed from subsets of n-set by inclusion. A38719

a(n) is the first of a triple of consecutive integers, each of which is the product of three distinct primes. A66509

T(n,k)=Number of second differences of arrays of length n+2 of numbers in 0..k. A228218

T(n,k)=Number of third differences of arrays of length n+3 of numbers in 0..k. A228260