Properties of the Number 64223

Sixty-Four Thousand Two Hundred Twenty-Three

Basics

Value: 64222 → 64223 → 64224

Parity: odd

Prime: Yes

Previous Prime: 64217

Next Prime: 64231

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 64223

Divisors: 1, 64223

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1111101011011111

Octal: 175337

Duodecimal: 311BB

Hexadecimal: fadf

Square: 4124593729

Square Root: 253.4225720017852

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(n) = sum of lengths of strings that can be generated by any starting string of n 2's and 3's that starts with a 2, using the rule described in the Comments lines. A93369

Number of (n+1) X (4+1) 0..1 arrays with each row and column divisible by 3, read as a binary number with top and left being the most significant bits, and rows and columns lexicographically nondecreasing. A263869

a(1) = 1; a(n+1) = a(n) + number of decimal digits of a(n) for n > 0. A64223