Properties of the Number -87435

Eighty-Seven Thousand Four Hundred Thirty-Five

Basics

Value: -87436 → -87435 → -87434

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 29 × 67

Divisors: 1, 3, 5, 9, 15, 29, 45, 67, 87, 145

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10101010110001011

Octal: -252613

Duodecimal: -42723

Hexadecimal: -1558b

Square: 7644879225

Square Root: 295.69409868984536

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 n such that σ(2*φ(n)) = 2*σ(n). A137733

G.f.: 1/(1-x) = ∑_n>=0 a(n)*xⁿ*∏_k=1..n+1 (1-x^k). A209405