251 × 691

Prime Factor Structure

Factorization String 251 × 691

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 174,384

Proper Divisor Sum 943

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #173431 ← → #173473

1 251 691 173,441

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

173,441 520,324 260,162 130,081 390,244 195,122 97,561 292,684 146,342 73,171 219,514 109,757 329,272 164,636 82,318 41,159 123,478 61,739 185,218 92,609 277,828 138,914 69,457 208,372 104,186 52,093 156,280 78,140 39,070 19,535 58,606 29,303 87,910 43,955 131,866 65,933 197,800 98,900 49,450 24,725 74,176 37,088 18,544 9,272 4,636 2,318 1,159 3,478 1,739 5,218 2,609 7,828 3,914 1,957 5,872 2,936 1,468 734 367 1,102

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.