139 × 2551

Prime Factor Structure

Factorization String 139 × 2551

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 357,280

Proper Divisor Sum 2,691

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #354587 ← → #354619

1 139 2,551 354,589

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

354,589 1,063,768 531,884 265,942 132,971 398,914 199,457 598,372 299,186 149,593 448,780 224,390 112,195 336,586 168,293 504,880 252,440 126,220 63,110 31,555 94,666 47,333 142,000 71,000 35,500 17,750 8,875 26,626 13,313 39,940 19,970 9,985 29,956 14,978 7,489 22,468 11,234 5,617 16,852 8,426 4,213 12,640 6,320 3,160 1,580 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251 754 377

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