Properties of the Number -430986

Four Hundred Thirty Thousand Nine Hundred Eighty-Six

Basics

Value: -430987 → -430986 → -430985

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 109 × 659

Divisors: 1, 2, 3, 6, 109, 218, 327, 654, 659, 1318

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -1101001001110001010

Octal: -1511612

Duodecimal: -1894B6

Hexadecimal: -6938a

Square: 185748932196

Square Root: 656.4952398913491

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(0) = 1; a(n) = ∑_{k=0..floor((n-1)/4)} binomial(n-3·k-1,k) * a(k). A352043

Expansion of e.g.f. (1/x) * Series_Reversion( x·exp(-x)/(1 + x·exp(x))² ). A379862