Properties of the Number 6873

Six Thousand Eight Hundred Seventy-Three

Basics

Value: 6872 → 6873 → 6874

Parity: odd

Prime: No

Previous Prime: 6871

Next Prime: 6883

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 29 × 79

Divisors: 1, 3, 29, 79, 87, 237, 2291, 6873

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101011011001

Octal: 15331

Duodecimal: 3B89

Hexadecimal: 1ad9

Square: 47238129

Square Root: 82.90355842785037

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

T(n,k)=Number of length n+2 0..k arrays with some pair in every consecutive three terms totalling exactly k. A245869

Sum of n and partition number of n. A133041

a(n) = n*(8·n+5). A139277

Second bisection of A061041: a(n) = A061041(2n+1) = (2·n+1)*(2·n+9). A145923

G.f. A(x) satisfies: A(x) = x * (1 + A(x))⁴ / (1 - 2·A(x)). A366014

Smallest number a(n)>a(n-1) such that T(a(n-1))+T(a(n))=T(m) for some m, a(1)=3; T(i) are the triangular numbers. A72522

p + P(p) where p is the n-th prime and P(p) is the unrestricted partition number of p. A98145

a(n) = n² - (n-1)² - (n-2)² - ... - 1². A179297

Number of odd-length columns in all bargraphs having semiperimeter n (n>=2). A273902

a(n) = A000041(n) + n·A032741(n). A168015