λ
Sigma Notebook

1,618,732

22 × 89 × 4547
Deficient Even Composite

1,618,732 is even and not a perfect square. Its factorization is 2^2 × 89 × 4547 and its 12 divisors sum to 2,865,240.

Resources

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Prime Factor Structure

Factorization String 2^2 × 89 × 4547
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 2,865,240
Proper Divisor Sum 1,246,508
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #1618703 ← → #1618739

Radix Representation

Decimal 1618732
Binary 110001011001100101100 (21 bits)
Octal 0o6131454
Hexadecimal 0x18B32C

Divisor Catalog (5 of 12)

1 2 4 89 178

Collatz Trajectory (101 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.

1,618,732 809,366 404,683 1,214,050 607,025

More profiles

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