Properties of the Number -213465

Two Hundred Thirteen Thousand Four Hundred Sixty-Five

Basics

Value: -213466 → -213465 → -213464

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 7 × 19 × 107

Divisors: 1, 3, 5, 7, 15, 19, 21, 35, 57, 95

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110100000111011001

Octal: -640731

Duodecimal: -A3649

Hexadecimal: -341d9

Square: 45567306225

Square Root: 462.0227267137408

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) = 441·n² + 21. A158603

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 44. A31722