Properties of the Number -66996

Sixty-Six Thousand Nine Hundred Ninety-Six

Basics

Value: -66997 → -66996 → -66995

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 1861

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 36, 1861

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10000010110110100

Octal: -202664

Duodecimal: -32930

Hexadecimal: -105b4

Square: 4488464016

Square Root: 258.8358553214759

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

5-almost primes with semiprime digits (digits 4, 6, 9 only). A111697

Numbers with digits 6 and 9 only. A284636

Exponential reversion of sequence of involutions (A000085). A50398

Number of 2n-bead necklaces labeled with numbers 1..7 not allowing reversal, with neighbors differing by exactly 1. A208726

Number of permutations of length n avoiding each length 5 pattern p with p(1)=5 and (p(5)=4 or p(4)=4). A178594

Number of 4-step one space leftwards or up, two space rightwards or down asymmetric rook's tours on an n X n board summed over all starting positions. A187299