Properties of the Number 80819

Eighty Thousand Eight Hundred Nineteen

Basics

Value: 80818 → 80819 → 80820

Parity: odd

Prime: Yes

Previous Prime: 80809

Next Prime: 80831

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 80819

Divisors: 1, 80819

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011101110110011

Octal: 235663

Duodecimal: 3A92B

Hexadecimal: 13bb3

Square: 6531710761

Square Root: 284.28682698992577

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 nXk 0..2 arrays with rows unimodal and antidiagonals nondecreasing. A224374

Number of bracelet structures using a maximum of three different colored beads. A56353

Numerators of continued fraction convergents to sqrt(999). A42934

Primes whose reversal + 1 is a square. A167217

Numerators of continued fraction convergents to sqrt(111). A41200

Primes whose consecutive digits differ by 7 or 8. A48419

Number of nX6 0..2 arrays with rows unimodal and antidiagonals nondecreasing. A224372

Number of 3Xn 0..2 arrays with rows unimodal and antidiagonals nondecreasing. A224375

Row sums from triangle in A080818. A80819