2 × 7 × 11 × 135721

Prime Factor Structure

Factorization String 2 × 7 × 11 × 135721

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 39,087,936

Proper Divisor Sum 18,186,902

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #20901029 ← → #20901047

1 2 7 11 14 22 77 154 135,721 271,442 950,047 1,492,931 1,900,094 2,985,862 10,450,517 20,901,034

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

20,901,034 10,450,517 31,351,552 15,675,776 7,837,888 3,918,944 1,959,472 979,736 489,868 244,934 122,467 367,402 183,701 551,104 275,552 137,776 68,888 34,444 17,222 8,611 25,834 12,917 38,752 19,376 9,688 4,844 2,422 1,211 3,634 1,817 5,452 2,726 1,363 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591 7,774 3,887 11,662 5,831 17,494 8,747 26,242 13,121 39,364 19,682 9,841 29,524 14,762 7,381 22,144

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