Properties of the Number -212772

Two Hundred Twelve Thousand Seven Hundred Seventy-Two

Basics

Value: -212773 → -212772 → -212771

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 7 × 17 × 149

Divisors: 1, 2, 3, 4, 6, 7, 12, 14, 17, 21

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110011111100100100

Octal: -637444

Duodecimal: -A3170

Hexadecimal: -33f24

Square: 45271923984

Square Root: 461.2721539395154

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

Expansion of ∏_m>=1 (1+q^m)²⁸. A22592

a(n) = n! * 3ⁿ * ∑_i=1..n 1/(i·3ⁱ). A69015

Expansion of ∏_k>=1 1 / ((1 - x^k) * (1 - x^k²) * (1 - x^k³)). A369576