Properties of the Number -447661

Four Hundred Forty-Seven Thousand Six Hundred Sixty-One

Basics

Value: -447662 → -447661 → -447660

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 17 ² × 1549

Divisors: 1, 17, 289, 1549, 26333, 447661

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101101010010101101

Octal: -1552255

Duodecimal: -197091

Hexadecimal: -6d4ad

Square: 200400370921

Square Root: 669.0747342412506

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

Maximum value of the n-th difference of a permutation of 0..n. A130783

a(n) = ∑_{k=0..floor(n/2)} k·binomial(n,k). A185251

a(n) = ∑_{k = 0..n} k·binomial(2·n+1, k). A303602