Properties of the Number -152649

One Hundred Fifty-Two Thousand Six Hundred Forty-Nine

Basics

Value: -152650 → -152649 → -152648

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 × 2423

Divisors: 1, 3, 7, 9, 21, 63, 2423, 7269, 16961, 21807

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100101010001001001

Octal: -452111

Duodecimal: -74409

Hexadecimal: -25449

Square: 23301717201

Square Root: 390.70321217005625

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

Numbers k such that φ(k) = φ(k+2) - φ(k+1). A229552

Number of permutations of length n which avoid the patterns 1432, 2134, 2143. A116809