Properties of the Number -229441

Two Hundred Twenty-Nine Thousand Four Hundred Forty-One

Basics

Value: -229442 → -229441 → -229440

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 479 ²

Divisors: 1, 479, 229441

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -111000000001000001

Octal: -700101

Duodecimal: -B0941

Hexadecimal: -38041

Square: 52643172481

Square Root: 479

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

Composite numbers k such that the sum of the divisors of k² is a prime. A65405

a(n) is the least number·such that gcd(σ(x), σ(x+1)) = n. A84307

Perfect powers k such that A052409(k) is equal to A052409(A366275(k)). A366278

Perfect squares which can be written neither as a²+b², nor as a²+2·b², nor as a²+3·b², nor as a²+7·b², with a > 0 and b > 0. A216408

Numbers·such that x = concatenate(a, b) and φ(a) + φ(b) = σ(x) - x. A254624