5 × 7 × 131 × 389

Prime Factor Structure

Factorization String 5 × 7 × 131 × 389

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,471,040

Proper Divisor Sum 687,475

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #1783553 ← → #1783571

1 5 7 35 131 389 655 917 1,945 2,723 4,585 13,615 50,959 254,795 356,713 1,783,565

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

1,783,565 5,350,696 2,675,348 1,337,674 668,837 2,006,512 1,003,256 501,628 250,814 125,407 376,222 188,111 564,334 282,167 846,502 423,251 1,269,754 634,877 1,904,632 952,316 476,158 238,079 714,238 357,119 1,071,358 535,679 1,607,038 803,519 2,410,558 1,205,279 3,615,838 1,807,919 5,423,758 2,711,879 8,135,638 4,067,819 12,203,458 6,101,729 18,305,188 9,152,594 4,576,297 13,728,892 6,864,446 3,432,223 10,296,670 5,148,335 15,445,006 7,722,503 23,167,510 11,583,755 34,751,266 17,375,633 52,126,900 26,063,450 13,031,725 39,095,176 19,547,588 9,773,794 4,886,897 14,660,692

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