Properties of the Number 8609

Eight Thousand Six Hundred Nine

Basics

Value: 8608 → 8609 → 8610

Parity: odd

Prime: Yes

Previous Prime: 8599

Next Prime: 8623

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 8609

Divisors: 1, 8609

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000110100001

Octal: 20641

Duodecimal: 4B95

Hexadecimal: 21a1

Square: 74114881

Square Root: 92.78469701410896

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(1)=3, b(n) = ∏_k=1..n a(k), a(n+1) is the smallest prime factor of b(n)-1. A5265

Numbers that are the sum of 9 nonzero 8th powers. A3387

Primes that do not contain any other prime as a proper substring. A33274

Primes from merging of 4 successive digits in decimal expansion of sqrt(2). A198164

Primes of the form x²+101y². A139489

Triangle T(n,k) read by rows, giving number of k-member minimal covers of an unlabeled n-set, k=1..n. A55080

Primes p for which the period of reciprocal = (p-1)/8. A56213

Least sum of 3 distinct nonzero squares in exactly n ways. A25415

Primes of the form 2^a + 3^b. A4051

Primes having only 0,4,6,8,9 as digits. A61372