Properties of the Number -664666

Six Hundred Sixty-Four Thousand Six Hundred Sixty-Six

Basics

Value: -664667 → -664666 → -664665

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 2 × 17 × 113 × 173

Divisors: 1, 2, 17, 34, 113, 173, 226, 346, 1921, 2941

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -10100010010001011010

Octal: -2422132

Duodecimal: -28078A

Hexadecimal: -a245a

Square: 441780891556

Square Root: 815.2705072551073

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 different types of binary trees of height n. A2449

Lower triangular matrix T, read by rows, that shifts left one column under the matrix square of T, with T(n,0)=T(n,1) for n>0 and T(n,n)=1 for n>=0. A98539