139 × 4931

Prime Factor Structure

Factorization String 139 × 4931

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 690,480

Proper Divisor Sum 5,071

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #685393 ← → #685417

1 139 4,931 685,409

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

685,409 2,056,228 1,028,114 514,057 1,542,172 771,086 385,543 1,156,630 578,315 1,734,946 867,473 2,602,420 1,301,210 650,605 1,951,816 975,908 487,954 243,977 731,932 365,966 182,983 548,950 274,475 823,426 411,713 1,235,140 617,570 308,785 926,356 463,178 231,589 694,768 347,384 173,692 86,846 43,423 130,270 65,135 195,406 97,703 293,110 146,555 439,666 219,833 659,500 329,750 164,875 494,626 247,313 741,940 370,970 185,485 556,456 278,228 139,114 69,557 208,672 104,336 52,168 26,084

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