λ
Ratio Atlas

1,581,482

2 × 7 × 83 × 1361
Deficient Even Composite

1,581,482 factors as 2 × 7 × 83 × 1361. Its 16 positive divisors give a proper-divisor sum of 1,164,310, so this integer is deficient. The Collatz stopping time is 119 steps.

Prime Factor Structure

Factorization String 2 × 7 × 83 × 1361
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 2,745,792
Proper Divisor Sum 1,164,310
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #1581479 ← → #1581487

Radix Representation

Decimal 1581482
Binary 110000010000110101010 (21 bits)
Octal 0o6020652
Hexadecimal 0x1821AA

Divisor Catalog (16)

Collatz Trajectory (119 steps to reach 1)

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

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