Properties of the Number -243049

Two Hundred Forty-Three Thousand Forty-Nine

Basics

Value: -243050 → -243049 → -243048

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 17 ² × 29 ²

Divisors: 1, 17, 29, 289, 493, 841, 8381, 14297, 243049

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -111011010101101001

Octal: -732551

Duodecimal: -B87A1

Hexadecimal: -3b569

Square: 59072816401

Square Root: 493

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

Squares that are the sum of 3 consecutive primes. A80665

Numbers k such that τ(k+1) - τ(k) = 3, where τ(k) = the number of divisors of k (A000005). A230653

Squares of the form k²+(k+17)² with integer k. A156159

"Binary prime squares": squares whose binary expansions, read as decimal expansions, are primes. A108324

Squares sandwiched between two numbers divisible by squares. A88068

Squares of the form 5p - 6, where p is prime. A110481

a(n) = 34·a(n-1)-a(n-2)-2312 for n > 2; a(1)=289, a(2)=7225. A156161

Squares of the form 4·A014574(n-1) + 1. A131706

a(n) = (29·n)². A133496