Properties of the Number -3801

Eight Hundred One

Basics

Value: -3802 → -3801 → -3800

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 181

Divisors: 1, 3, 7, 21, 181, 543, 1267, 3801

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111011011001

Octal: -7331

Duodecimal: -2249

Hexadecimal: -ed9

Square: 14447601

Square Root: 61.652250567193406

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

β polynomials (coefficients in descending order, triangle read by rows). A177762

Alternating sum of 11-gonal (or hendecagonal) numbers. A266087

Numbers of the form 9·k² + 8·k, k an integer. A218864

Number of length n inversion sequences avoiding the patterns 010 and 120. A279559

Powers of cube root of 22 rounded up. A18041

Centered 20-gonal (or icosagonal) numbers. A69133

Concentric 10-gonal numbers. A195142

20-gonal (or icosagonal) numbers: a(n) = n*(9·n-8). A51872

Numbers k such that numerator(Bernoulli(2·k)/(2·k)) is different from numerator(Bernoulli(2·k)/(2·k*(2·k-1))). A90495

Total number of ON cells at stage 2n of two-dimensional 5-neighbor outer totalistic cellular automaton defined by "Rule 451". A246318