7² × 41 × 643

Prime Factor Structure

Factorization String 7^2 × 41 × 643

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,541,736

Proper Divisor Sum 249,949

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #1291783 ← → #1291793

1 7 41 49 287 643 2,009 4,501 26,363 31,507 184,541 1,291,787

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

1,291,787 3,875,362 1,937,681 5,813,044 2,906,522 1,453,261 4,359,784 2,179,892 1,089,946 544,973 1,634,920 817,460 408,730 204,365 613,096 306,548 153,274 76,637 229,912 114,956 57,478 28,739 86,218 43,109 129,328 64,664 32,332 16,166 8,083 24,250 12,125 36,376 18,188 9,094 4,547 13,642 6,821 20,464 10,232 5,116 2,558 1,279 3,838 1,919 5,758 2,879 8,638 4,319 12,958 6,479 19,438 9,719 29,158 14,579 43,738 21,869 65,608 32,804 16,402 8,201

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