λ
Ratio Atlas

18,367,438

2 × 31 × 296249
Deficient Even Composite

18,367,438 factors as 2 × 31 × 296249. Its 8 positive divisors give a proper-divisor sum of 10,072,562, so this integer is deficient. The Collatz stopping time is 226 steps.

Prime Factor Structure

Factorization String 2 × 31 × 296249
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 28,440,000
Proper Divisor Sum 10,072,562
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #18367423 ← → #18367439

Radix Representation

Decimal 18367438
Binary 1000110000100001111001110 (25 bits)
Octal 0o106041716
Hexadecimal 0x11843CE

Divisor Catalog (8)

Collatz Trajectory (226 steps to reach 1)

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

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