λ
Ratio Atlas

515,189

31 × 16619
Deficient Odd Composite

Prime Factor Structure

Factorization String 31 × 16619
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 531,840
Proper Divisor Sum 16,651
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #515173 ← → #515191

Radix Representation

Decimal 515189
Binary 1111101110001110101 (19 bits)
Octal 0o1756165
Hexadecimal 0x7DC75

Divisor Catalog (4)

Collatz Trajectory (50 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

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