Properties of the Number 84809

Eighty-Four Thousand Eight Hundred Nine

Basics

Value: 84808 → 84809 → 84810

Parity: odd

Prime: Yes

Previous Prime: 84793

Next Prime: 84811

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 84809

Divisors: 1, 84809

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100101101001001

Octal: 245511

Duodecimal: 410B5

Hexadecimal: 14b49

Square: 7192566481

Square Root: 291.2198482246703

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

Least n-gap prime: a(n) = least prime p for which there is no prime between n·p and n·q, where q is the next prime after p. A195325

Numerators of continued fraction convergents to sqrt(406). A41770

Prime-indexed primes q such that prime(q) + q + 1 is a prime-indexed prime. A318292

Number of (not necessarily maximal) cliques in the n-Sierpinski carpet graph. A295932

Least positive integers, all distinct, that satisfy sum(n>0,1/a(n)^z)=0, where z=(1+I·sqrt(3))/2. A84809