Properties of the Number -427518

Four Hundred Twenty-Seven Thousand Five Hundred Eighteen

Basics

Value: -427519 → -427518 → -427517

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ⁴ × 7 × 13 × 29

Divisors: 1, 2, 3, 6, 7, 9, 13, 14, 18, 21

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101000010111111110

Octal: -1502776

Duodecimal: -1874A6

Hexadecimal: -685fe

Square: 182771640324

Square Root: 653.8486063302422

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=1..n binomial(n,k) * d(k), where d(k) = the number of positive divisors of k. A160399

a(n) = 3·binomial(n+1, 5). A253942

Numbers n such that the average of prime(n) and prime(n+1) is a perfect cube. A76693