Properties of the Number -489555

Four Hundred Eighty-Nine Thousand Five Hundred Fifty-Five

Basics

Value: -489556 → -489555 → -489554

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 11 × 23 × 43

Divisors: 1, 3, 5, 9, 11, 15, 23, 33, 43, 45

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110111100001010011

Octal: -1674123

Duodecimal: -1B7383

Hexadecimal: -77853

Square: 239664098025

Square Root: 699.6820706578095

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

Maximal iterated binomial coefficients. A6543

a(1) = 1, a(n+1)= smallest triangular number greater than the n-th partial sum. A76971

Consider 2n tennis players; a(n) is the number of matches needed to let every possible pair play each other. A62346