7 × 61 × 151 × 293

Prime Factor Structure

Factorization String 7 × 61 × 151 × 293

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 22,165,248

Proper Divisor Sum 3,273,487

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #18891737 ← → #18891767

1 7 61 151 293 427 1,057 2,051 9,211 17,873 44,243 64,477 125,111 309,701 2,698,823 18,891,761

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

18,891,761 56,675,284 28,337,642 14,168,821 42,506,464 21,253,232 10,626,616 5,313,308 2,656,654 1,328,327 3,984,982 1,992,491 5,977,474 2,988,737 8,966,212 4,483,106 2,241,553 6,724,660 3,362,330 1,681,165 5,043,496 2,521,748 1,260,874 630,437 1,891,312 945,656 472,828 236,414 118,207 354,622 177,311 531,934 265,967 797,902 398,951 1,196,854 598,427 1,795,282 897,641 2,692,924 1,346,462 673,231 2,019,694 1,009,847 3,029,542 1,514,771 4,544,314 2,272,157 6,816,472 3,408,236 1,704,118 852,059 2,556,178 1,278,089 3,834,268 1,917,134 958,567 2,875,702 1,437,851 4,313,554

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