Properties of the Number -222784

Two Hundred Twenty-Two Thousand Seven Hundred Eighty-Four

Basics

Value: -222785 → -222784 → -222783

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ⁶ × 59 ²

Divisors: 1, 2, 4, 8, 16, 32, 59, 64, 118, 236

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110110011001000000

Octal: -663100

Duodecimal: -A8B14

Hexadecimal: -36640

Square: 49632710656

Square Root: 472

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

Numbers with prime factorization p²*q⁶. A189990

Numbers with 21 divisors. A137484

Least square k² > n² whose decimal expansion ends in n². A90292

Numbers n for which the absolute value of the abundance of both n and n² is a prime number. A125237

Number of nX3 0..1 arrays with every row and column least squares fitting to a zero slope straight line, with a single point array taken as having zero slope. A222956

Least sum s of consecutive prime numbers starting with prime(n) such that s is a perfect square. A287027

Primitive coreful Zumkeller numbers: coreful Zumkeller numbers (A339979) having no coreful Zumkeller aliquot divisor. A339981

Numbers n for which the absolute values of the abundances of n, n² and n³ are all prime numbers. A125249

Squares representable as b! + triangular(c). A230365