Properties of the Number -66166

Sixty-Six Thousand One Hundred Sixty-Six

Basics

Value: -66167 → -66166 → -66165

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: Yes

Factorization: 2 × 33083

Divisors: 1, 2, 33083, 66166

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000001001110110

Octal: -201166

Duodecimal: -3235A

Hexadecimal: -10276

Square: 4377939556

Square Root: 257.227525743261

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 partitions with maximum rectangle n. A115724

Numbers having four 6's in base 10. A43516

Numbers n which in decimal have the form imj, where m is the middle digit, with property that j is the reversal of i, and i = m·j. A82945

a(n) = 6*(10^2·n+1-1)/9 - 5·10ⁿ. A332161

Number of nX5 0..1 arrays with every element equal to 0, 1, 2 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A300495

Number of nX7 0..1 arrays with every element equal to 0, 1, 2 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A300497

Near-repdigit semiprimes with 6 as repeated digit. A105987