Properties of the Number -67007

Sixty-Seven Thousand Seven

Basics

Value: -67008 → -67007 → -67006

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 37 × 1811

Divisors: 1, 37, 1811, 67007

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000010110111111

Octal: -202677

Duodecimal: -3293B

Hexadecimal: -105bf

Square: 4489938049

Square Root: 258.85710343739845

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

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 0 0 vertically. A207960

a(n) = 49·n² - 2·n. A157362

Number of nX4 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 0 0 vertically. A207956

Number of 7Xn 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 0 0 vertically. A207965

Triangle T(n,k) read by rows: the number of semigroups of orientation-preserving partial transformations on n element with right waist k. A289714

T(n,n-1), array T given by A047020. A47023