Properties of the Number 83609

Eighty-Three Thousand Six Hundred Nine

Basics

Value: 83608 → 83609 → 83610

Parity: odd

Prime: Yes

Previous Prime: 83597

Next Prime: 83617

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 83609

Divisors: 1, 83609

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100011010011001

Octal: 243231

Duodecimal: 40475

Hexadecimal: 14699

Square: 6990464881

Square Root: 289.1522090526026

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

Number of inequivalent tilings of a 6 X n rectangle using integer-sided square tiles. A359022

Number of inequivalent tilings of an 8 X n rectangle using integer-sided square tiles. A359024

Primes p such that none of p-2, p-1, p+1, and p+2 is squarefree. A153215

Fibonacci with priority for primes: a(0)=0, a(1)=1, for n >= 2, a(n) = a(n-1) + a(k), where 0 < k <= n-2 is maximal index such that a(n-1) + a(k) is prime. If there is no such k, then a(n) = a(n-1) + a(n-2). A216231

Number A(n,k) of tilings of a k X n rectangle using integer-sided square tiles reduced for symmetry; square array A(n,k), n >= 0, k >= 0, read by antidiagonals. A227690

Starting positions of strings of six 2's in the decimal expansion of π. A83609