Properties of the Number -627401

Six Hundred Twenty-Seven Thousand Four Hundred One

Basics

Value: -627402 → -627401 → -627400

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 727 × 863

Divisors: 1, 727, 863, 627401

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10011001001011001001

Octal: -2311311

Duodecimal: -2630B5

Hexadecimal: -992c9

Square: 393632014801

Square Root: 792.086485176966

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

a(n) = ∑_k=0..n C(n-k,4·k). A5676

Expansion of o.g.f. (1-x)⁵/((1-x)⁵ - x⁴). A368475

a(n) = ∑_{k=0..floor(n/2)} binomial(k,2*(n-2·k)). A392250