λ
Integer Codex

1,212,449

7 × 173207
Deficient Odd Composite

For 1,212,449, the 4 positive divisors have a total of 1,385,664. Removing 1,212,449 leaves 173,215, which gives the deficient classification.

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Prime Factor Structure

Factorization String 7 × 173207
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,385,664
Proper Divisor Sum 173,215
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #1212443 ← → #1212473

Radix Representation

Decimal 1212449
Binary 100101000000000100001 (21 bits)
Octal 0o4500041
Hexadecimal 0x128021

Divisor Catalog (4)

Collatz Trajectory (111 steps to reach 1)

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

Showing the first 5 trajectory entries; the stopping-time total above is unchanged.

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