Properties of the Number -405046

Four Hundred Five Thousand Forty-Six

Basics

Value: -405047 → -405046 → -405045

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 31 × 47 × 139

Divisors: 1, 2, 31, 47, 62, 94, 139, 278, 1457, 2914

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -1100010111000110110

Octal: -1427066

Duodecimal: -17649A

Hexadecimal: -62e36

Square: 164062262116

Square Root: 636.4322430549854

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) = a(1)*a(n-1) + a(2)*a(n-2) + ... + a(n-3)*a(3) for n >= 4, with initial terms 1, 0, 2, 2. A25248

Numbers k such that 1000000000k+1, 1000000000k+3, 1000000000k+7, 1000000000k+9 are all primes. A64968