Properties of the Number -243119

Two Hundred Forty-Three Thousand One Hundred Nineteen

Basics

Value: -243120 → -243119 → -243118

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 243119

Divisors: 1, 243119

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -111011010110101111

Octal: -732657

Duodecimal: -B883B

Hexadecimal: -3b5af

Square: 59106848161

Square Root: 493.07098880384353

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

T(n,k)=Number of ways to reciprocally link elements of an nXk array either to themselves or to exactly one horizontal, diagonal and antidiagonal neighbor. A220621

Triple-safe primes p: p, (p-1)/2, (p-3)/4, and (p-7)/8 are all prime. A157358

Primes p such that p² + 6, p² + 12 and p² + 18 are all prime. A173627

p-INVERT of (1,0,1,0,0,0,0,...), where p(S) = 1 - S - S³. A291735

Number of ways to reciprocally link elements of an nX4 array either to themselves or to exactly one horizontal, diagonal and antidiagonal neighbor. A220617

Number of ways to reciprocally link elements of an 5Xn array either to themselves or to exactly one horizontal, diagonal and antidiagonal neighbor. A220624

Primes p that are simultaneously of the forms 2·q+1, 4·r+3, 6·s+5 and 8·t+7 where q,r,s,t are primes. A328799