λ
Ratio Atlas

6,420,172

22 × 11 × 79 × 1847
Deficient Even Composite

6,420,172 factors as 2^2 × 11 × 79 × 1847. Its 24 positive divisors give a proper-divisor sum of 5,998,388, so this integer is deficient. The Collatz stopping time is 72 steps.

Prime Factor Structure

Factorization String 2^2 × 11 × 79 × 1847
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 12,418,560
Proper Divisor Sum 5,998,388
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #6420109 ← → #6420173

Radix Representation

Decimal 6420172
Binary 11000011111011011001100 (23 bits)
Octal 0o30373314
Hexadecimal 0x61F6CC

Divisor Catalog (24)

Collatz Trajectory (72 steps to reach 1)

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

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