Properties of the Number -221983

Two Hundred Twenty-One Thousand Nine Hundred Eighty-Three

Basics

Value: -221984 → -221983 → -221982

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 139 × 1597

Divisors: 1, 139, 1597, 221983

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -110110001100011111

Octal: -661437

Duodecimal: -A8567

Hexadecimal: -3631f

Square: 49276452289

Square Root: 471.1507189849125

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

Apply partial sum operator twice to sequence of squares of the first n primes. A157492

Numbers k such that 6·17^k + 1 is prime. A332763