λ
Ratio Atlas

16,221,977

16221977
Deficient Odd Prime

Prime Factor Structure

Factorization String 16221977
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 16,221,978
Proper Divisor Sum 1
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #16221971 ← → #16221983

Radix Representation

Decimal 16221977
Binary 111101111000011100011001 (24 bits)
Octal 0o75703431
Hexadecimal 0xF78719

Divisor Catalog (2)

Collatz Trajectory (143 steps to reach 1)

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

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