Properties of the Number -299209

Two Hundred Ninety-Nine Thousand Two Hundred Nine

Basics

Value: -299210 → -299209 → -299208

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 547 ²

Divisors: 1, 547, 299209

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1001001000011001001

Octal: -1110311

Duodecimal: -1251A1

Hexadecimal: -490c9

Square: 89526025681

Square Root: 547

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

Perfect squares k such that each decimal digit of k is equal to the difference of at least two other digits of k. A255893

Numbers of the form prime(p)^q where p and q are primes. Prime powers whose prime index and exponent are both prime. A352519

Squares composed of digits {0,2,9}, not ending with zero. A58428

Number of (w,x,y,z) with all terms in {1,...,n} and w<2x and y<2z. A212503

Squares where larger digits have larger multiplicity. A378492

a(n) = prime² and digits of prime do not appear in a(n). A30088

Squares of A006450: a(n) = prime(prime(n))². A92769

Odd squares not in A113659. A103962

Number of nX2 0..1 arrays with all rows and columns having a nonnegative second derivative in a quadratic least squares fit, with one and two element arrays taken as having a zero second derivative. A223221

Smaller of 2 squares whose corresponding digits add to give 0 or 10 and neither square ends in 0's. (The smaller of two 10-complementary squares.) A74812