Properties of the Number -66361

Sixty-Six Thousand Three Hundred Sixty-One

Basics

Value: -66362 → -66361 → -66360

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 66361

Divisors: 1, 66361

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000001100111001

Octal: -201471

Duodecimal: -324A1

Hexadecimal: -10339

Square: 4403782321

Square Root: 257.60628874311277

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

Half-quartan primes: primes of the form p = (x⁴ + y⁴)/2. A2646

Sum of composite numbers between prime p and nextprime(p) is palindromic. A54266

Centered 21-gonal primes. A276261

Sum of composite numbers between prime p and nextprime(p) is palindromic with restriction 'p + 1 <> sum'. A54267

Sums of the form (twin primes + 1) which are also an upper twin prime. A158870

Rectangular array, read by antidiagonals, where row e.g.f.s, R(n,x), satisfy: d/dx log( R(n,x) ) = R(n+1,x)^2ⁿ with R(n,0) = 1; that is, the logarithmic derivative of the e.g.f. of row n equals the e.g.f. of row n+1 to the 2ⁿ power, for n>=0. A159314

E.g.f. A(x) satisfies: d/dx log(A(x)) = A(2·x)². A159316

Primes p of the form p = 1 + 840·k for some k. A217862

Primes of the form x² + y² with x > y such that x² - y² is a square and x⁴ + y⁴ is a prime. A282867