Properties of the Number 84067

Eighty-Four Thousand Sixty-Seven

Basics

Value: 84066 → 84067 → 84068

Parity: odd

Prime: Yes

Previous Prime: 84061

Next Prime: 84089

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 84067

Divisors: 1, 84067

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100100001100011

Octal: 244143

Duodecimal: 40797

Hexadecimal: 14863

Square: 7067260489

Square Root: 289.9430978657709

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+5 0..k arrays with every six consecutive terms having two times the sum of some two elements equal to the sum of the remaining four. A249085

Primes of the form 2·n² + 58·n + 27. A217498

Irregular primes with irregularity index four. A219332

Solution of the complementary equation a(n) = 2·a(n-1) - a(n-3) + b(n-2), where a(0) = 1, a(1) = 2, a(2) = 3, b(0) = 4, b(1) = 5, b(2) = 6, and (a(n)) and (b(n)) are increasing complementary sequences. A295616

Number of length n+5 0..6 arrays with every six consecutive terms having two times the sum of some two elements equal to the sum of the remaining four. A249083

Number of length 2+5 0..n arrays with every six consecutive terms having two times the sum of some two elements equal to the sum of the remaining four. A249087

Integer coefficients of A(x), where 1<=a(n)<=12, such that A(x)^1/12 consists entirely of integer coefficients. A84067