Properties of the Number -421989

Four Hundred Twenty-One Thousand Nine Hundred Eighty-Nine

Basics

Value: -421990 → -421989 → -421988

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 140663

Divisors: 1, 3, 140663, 421989

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100111000001100101

Octal: -1470145

Duodecimal: -184259

Hexadecimal: -67065

Square: 178074716121

Square Root: 649.6068041515575

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

Number of primitive (aperiodic) palindromic structures using a maximum of five different symbols. A56479

Number of primitive (period n) periodic palindromic structures using a maximum of five different symbols. A56516