139 × 541

Prime Factor Structure

Factorization String 139 × 541

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 75,880

Proper Divisor Sum 681

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #75193 ← → #75209

1 139 541 75,199

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

75,199 225,598 112,799 338,398 169,199 507,598 253,799 761,398 380,699 1,142,098 571,049 1,713,148 856,574 428,287 1,284,862 642,431 1,927,294 963,647 2,890,942 1,445,471 4,336,414 2,168,207 6,504,622 3,252,311 9,756,934 4,878,467 14,635,402 7,317,701 21,953,104 10,976,552 5,488,276 2,744,138 1,372,069 4,116,208 2,058,104 1,029,052 514,526 257,263 771,790 385,895 1,157,686 578,843 1,736,530 868,265 2,604,796 1,302,398 651,199 1,953,598 976,799 2,930,398 1,465,199 4,395,598 2,197,799 6,593,398 3,296,699 9,890,098 4,945,049 14,835,148 7,417,574 3,708,787

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