25,009

89 × 281

For 25,009, the 4 positive divisors have a total of 25,380. Removing 25,009 leaves 371, which gives the deficient classification.

Prime Factor Structure

Factorization String 89 × 281

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 4

Divisor Sum (σ) 25,380

Proper Divisor Sum 371

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #24989 ← → #25013

1 89 281 25,009

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

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