Properties of the Number -212159

Two Hundred Twelve Thousand One Hundred Fifty-Nine

Basics

Value: -212160 → -212159 → -212158

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 53 × 4003

Divisors: 1, 53, 4003, 212159

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110011110010111111

Octal: -636277

Duodecimal: -A293B

Hexadecimal: -33cbf

Square: 45011441281

Square Root: 460.6072079331803

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

Odd prime-proof numbers (A118118) not ending in 5. A143641

Numbers ending in 1, 3, 7 or 9 such that changing any one decimal digit produces a composite number. A186694

a(n) where a(n)=-a(-n), a(1)=a(2)=a(3)=a(4)=1, and a(n+2)*a(n-2) = a(n+1)*a(n-1) - c(n)*a(n)² where c(3·k)=-2, else c(n)=1. A320769