λ
Sigma Notebook

1,138,303

17 × 66959
Deficient Odd Composite

1,138,303 is odd and not a perfect square. Its factorization is 17 × 66959 and its 4 divisors sum to 1,205,280.

Prime Factor Structure

Factorization String 17 × 66959
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,205,280
Proper Divisor Sum 66,977
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #1138273 ← → #1138363

Radix Representation

Decimal 1138303
Binary 100010101111001111111 (21 bits)
Octal 0o4257177
Hexadecimal 0x115E7F

Divisor Catalog (4)

Collatz Trajectory (240 steps to reach 1)

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

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