λ
Ratio Atlas

1,523,591

17 × 19 × 53 × 89
Deficient Odd Composite

1,523,591 factors as 17 × 19 × 53 × 89. Its 16 positive divisors give a proper-divisor sum of 226,009, so this integer is deficient. The Collatz stopping time is 57 steps.

Prime Factor Structure

Factorization String 17 × 19 × 53 × 89
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 1,749,600
Proper Divisor Sum 226,009
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #1523581 ← → #1523603

Radix Representation

Decimal 1523591
Binary 101110011111110000111 (21 bits)
Octal 0o5637607
Hexadecimal 0x173F87

Divisor Catalog (16)

Collatz Trajectory (57 steps to reach 1)

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

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