λ
Ratio Atlas

29,138,542

2 × 71 × 205201
Deficient Even Composite

29,138,542 factors as 2 × 71 × 205201. Its 8 positive divisors give a proper-divisor sum of 15,185,090, so this integer is deficient. The Collatz stopping time is 193 steps.

Prime Factor Structure

Factorization String 2 × 71 × 205201
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 44,323,632
Proper Divisor Sum 15,185,090
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #29138531 ← → #29138567

Radix Representation

Decimal 29138542
Binary 1101111001001111001101110 (25 bits)
Octal 0o157117156
Hexadecimal 0x1BC9E6E

Divisor Catalog (8)

Collatz Trajectory (193 steps to reach 1)

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

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