λ
Integer Codex

4,069

13 × 313
Deficient Odd Composite

Prime Factor Structure

Factorization String 13 × 313
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 4,396
Proper Divisor Sum 327
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #4057 ← → #4073

Radix Representation

Decimal 4069
Binary 111111100101 (12 bits)
Octal 0o7745
Hexadecimal 0xFE5

Divisor Catalog (4)

Collatz Trajectory (157 steps to reach 1)

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

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