λ
Match Zalai

5,643,128

23 × 79 × 8929
Deficient Even Composite

5,643,128 factors as 2^3 × 79 × 8929. Its 16 positive divisors give a proper-divisor sum of 5,072,872, so this integer is deficient. The Collatz stopping time is 201 steps.

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Prime Factor Structure

Factorization String 2^3 × 79 × 8929
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 10,716,000
Proper Divisor Sum 5,072,872
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #5643109 ← → #5643137

Radix Representation

Decimal 5643128
Binary 10101100001101101111000 (23 bits)
Octal 0o25415570
Hexadecimal 0x561B78

Divisor Catalog (5 of 16)

1 2 4 8 79

Collatz Trajectory (201 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.

5,643,128 2,821,564 1,410,782 705,391 2,116,174

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