Properties of the Number -212993

Two Hundred Twelve Thousand Nine Hundred Ninety-Three

Basics

Value: -212994 → -212993 → -212992

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 11 × 17 ² × 67

Divisors: 1, 11, 17, 67, 187, 289, 737, 1139, 3179, 12529

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110100000000000001

Octal: -640001

Duodecimal: -A3315

Hexadecimal: -34001

Square: 45366018049

Square Root: 461.5116466569397

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) = (n-1)*2ⁿ + 1. A337

a(n) = 2·a(n-1) - 1 with a(0)=14. A168596

Numbers k such that φ(k) + φ(k+1) = σ(k). A67799

Duplicate of A000337. A82753