λ
Ratio Atlas

11,638,409

11638409
Deficient Odd Prime

11,638,409 factors as 11638409. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 215 steps.

Prime Factor Structure

Factorization String 11638409
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 11,638,410
Proper Divisor Sum 1
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #11638349 ← → #11638411

Radix Representation

Decimal 11638409
Binary 101100011001011010001001 (24 bits)
Octal 0o54313211
Hexadecimal 0xB19689

Divisor Catalog (2)

Collatz Trajectory (215 steps to reach 1)

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

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