139 × 431

Prime Factor Structure

Factorization String 139 × 431

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 60,480

Proper Divisor Sum 571

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #59887 ← → #59921

1 139 431 59,909

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

59,909 179,728 89,864 44,932 22,466 11,233 33,700 16,850 8,425 25,276 12,638 6,319 18,958 9,479 28,438 14,219 42,658 21,329 63,988 31,994 15,997 47,992 23,996 11,998 5,999 17,998 8,999 26,998 13,499 40,498 20,249 60,748 30,374 15,187 45,562 22,781 68,344 34,172 17,086 8,543 25,630 12,815 38,446 19,223 57,670 28,835 86,506 43,253 129,760 64,880 32,440 16,220 8,110 4,055 12,166 6,083 18,250 9,125 27,376 13,688

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