3 × 7 × 53 × 1811

Prime Factor Structure

Factorization String 3 × 7 × 53 × 1811

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,131,136

Proper Divisor Sum 1,115,493

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2015633 ← → #2015669

1 3 7 21 53 159 371 1,113 1,811 5,433 12,677 38,031 95,983 287,949 671,881 2,015,643

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

2,015,643 6,046,930 3,023,465 9,070,396 4,535,198 2,267,599 6,802,798 3,401,399 10,204,198 5,102,099 15,306,298 7,653,149 22,959,448 11,479,724 5,739,862 2,869,931 8,609,794 4,304,897 12,914,692 6,457,346 3,228,673 9,686,020 4,843,010 2,421,505 7,264,516 3,632,258 1,816,129 5,448,388 2,724,194 1,362,097 4,086,292 2,043,146 1,021,573 3,064,720 1,532,360 766,180 383,090 191,545 574,636 287,318 143,659 430,978 215,489 646,468 323,234 161,617 484,852 242,426 121,213 363,640 181,820 90,910 45,455 136,366 68,183 204,550 102,275 306,826 153,413 460,240

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