Properties of the Number -281827

Two Hundred Eighty-One Thousand Eight Hundred Twenty-Seven

Basics

Value: -281828 → -281827 → -281826

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 7 × 13 × 19 × 163

Divisors: 1, 7, 13, 19, 91, 133, 163, 247, 1141, 1729

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000100110011100011

Octal: -1046343

Duodecimal: -117117

Hexadecimal: -44ce3

Square: 79426457929

Square Root: 530.8738079807667

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

Numbers that are the sum of 2 positive 9th powers. A3391

Centered cube numbers: a(n) = (n+1)⁹ + n⁹. A36087

a(n) = 3ⁿ + 4ⁿ. A74605

Numbers that are both a sum of two positive cubes and a difference of two consecutive cubes. A225909

Number of (w,x,y,z) with all terms in {1,...,n} and w<2x and y>=3z. A212511

Numbers which are the sums of consecutive ninth powers. A217849

Numbers that are the sum of at most 2 positive 9th powers. A4886

Numbers that are the sum of at most 3 positive 9th powers. A4887