λ
Match Zalai

158,578

2 × 7 × 47 × 241
Deficient Even Composite

158,578 factors as 2 × 7 × 47 × 241. Its 16 positive divisors give a proper-divisor sum of 120,206, so this integer is deficient. The Collatz stopping time is 46 steps.

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Prime Factor Structure

Factorization String 2 × 7 × 47 × 241
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 278,784
Proper Divisor Sum 120,206
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #158573 ← → #158581

Radix Representation

Decimal 158578
Binary 100110101101110010 (18 bits)
Octal 0o465562
Hexadecimal 0x26B72

Divisor Catalog (5 of 16)

1 2 7 14 47

Collatz Trajectory (46 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.

158,578 79,289 237,868 118,934 59,467

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