Properties of the Number -249820

Two Hundred Forty-Nine Thousand Eight Hundred Twenty

Basics

Value: -249821 → -249820 → -249819

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 5 × 12491

Divisors: 1, 2, 4, 5, 10, 20, 12491, 24982, 49964, 62455

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -111100111111011100

Octal: -747734

Duodecimal: -1006A4

Hexadecimal: -3cfdc

Square: 62410032400

Square Root: 499.81996758833077

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 n such that n² can be split into two nonzero squares (perhaps with leading zeros) in exactly two different ways. A54737

Self-convolution of row n of array T given by A026120. A27322