λ
Sigma Notebook

1,263,491

17 × 74323
Deficient Odd Composite

1,263,491 is odd and not a perfect square. Its factorization is 17 × 74323 and its 4 divisors sum to 1,337,832.

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Prime Factor Structure

Factorization String 17 × 74323
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,337,832
Proper Divisor Sum 74,341
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #1263487 ← → #1263499

Radix Representation

Decimal 1263491
Binary 100110100011110000011 (21 bits)
Octal 0o4643603
Hexadecimal 0x134783

Divisor Catalog (4)

Collatz Trajectory (217 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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