Properties of the Number 67217

Sixty-Seven Thousand Two Hundred Seventeen

Basics

Value: 67216 → 67217 → 67218

Parity: odd

Prime: Yes

Previous Prime: 67213

Next Prime: 67219

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 67217

Divisors: 1, 67217

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000011010010001

Octal: 203221

Duodecimal: 32A95

Hexadecimal: 10691

Square: 4518125089

Square Root: 259.26241532470533

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

Prime quadruples: 3rd term. A136721

G.f. satisfies A(x) = 1 + x·A(x) * (1 + x·A(x)²)³. A367261

a(1) = 2, a(2n) = smallest prime of the form k·a(2n-1) +1, k >1, a(2n+1) = smallest prime of the form r·a(2n)-1, r >1. A85871

Largest of six consecutive primes the sum of the digits of each of which is prime. A106720

Largest of seven consecutive primes whose sum of digits is prime. A106721

Number n-cyclic graphs. A81809

Largest prime of the set of five consecutive primes whose sum of digits is a set of five distinct primes. A106815

Number of n X n 0..9 matrices with all row and column sums equal. A67217

Numbers k such that k is a 7-smooth number, and k + 11, k + 13, k + 17, k + 19 are prime number quadruples. A393237