Properties of the Number -65990

Sixty-Five Thousand Nine Hundred Ninety

Basics

Value: -65991 → -65990 → -65989

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 6599

Divisors: 1, 2, 5, 10, 6599, 13198, 32995, 65990

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10000000111000110

Octal: -200706

Duodecimal: -32232

Hexadecimal: -101c6

Square: 4354680100

Square Root: 256.88518836242775

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

List of free corner-connected polyominoes in binary code (as defined in A246521), ordered first by number of bits, then by value of the binary code. A364928

Numbers k such that the value π(k), the number of primes <= k, can be obtained deleting some of the repeating adjacent digits of k. A113898