λ
Ratio Atlas

3,939,664

24 × 73 × 3373
Deficient Even Composite

3,939,664 factors as 2^4 × 73 × 3373. Its 20 positive divisors give a proper-divisor sum of 3,800,292, so this integer is deficient. The Collatz stopping time is 154 steps.

Prime Factor Structure

Factorization String 2^4 × 73 × 3373
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 20
Divisor Sum (σ) 7,739,956
Proper Divisor Sum 3,800,292
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #3939641 ← → #3939671

Radix Representation

Decimal 3939664
Binary 1111000001110101010000 (22 bits)
Octal 0o17016520
Hexadecimal 0x3C1D50

Divisor Catalog (20)

Collatz Trajectory (154 steps to reach 1)

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

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