λ
Sigma Notebook

1,528,450

2 × 52 × 7 × 11 × 397
Abundant Even Composite

1,528,450 is even and not a perfect square. Its factorization is 2 × 5^2 × 7 × 11 × 397 and its 48 divisors sum to 3,553,344.

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Prime Factor Structure

Factorization String 2 × 5^2 × 7 × 11 × 397
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 48
Divisor Sum (σ) 3,553,344
Proper Divisor Sum 2,024,894
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #1528447 ← → #1528459

Radix Representation

Decimal 1528450
Binary 101110101001010000010 (21 bits)
Octal 0o5651202
Hexadecimal 0x175282

Divisor Catalog (5 of 48)

1 2 5 7 10

Collatz Trajectory (106 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.

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