31 × 4441

Prime Factor Structure

Factorization String 31 × 4441

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 142,144

Proper Divisor Sum 4,473

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #137659 ← → #137699

1 31 4,441 137,671

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

137,671 413,014 206,507 619,522 309,761 929,284 464,642 232,321 696,964 348,482 174,241 522,724 261,362 130,681 392,044 196,022 98,011 294,034 147,017 441,052 220,526 110,263 330,790 165,395 496,186 248,093 744,280 372,140 186,070 93,035 279,106 139,553 418,660 209,330 104,665 313,996 156,998 78,499 235,498 117,749 353,248 176,624 88,312 44,156 22,078 11,039 33,118 16,559 49,678 24,839 74,518 37,259 111,778 55,889 167,668 83,834 41,917 125,752 62,876 31,438

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