3² × 13 × 31 × 59

Prime Factor Structure

Factorization String 3^2 × 13 × 31 × 59

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 349,440

Proper Divisor Sum 135,447

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #213989 ← → #214003

1 3 9 13 31 39 59 93 117 177 279 403 531 767 1,209 1,829 2,301 3,627 5,487 6,903 16,461 23,777 71,331 213,993

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

213,993 641,980 320,990 160,495 481,486 240,743 722,230 361,115 1,083,346 541,673 1,625,020 812,510 406,255 1,218,766 609,383 1,828,150 914,075 2,742,226 1,371,113 4,113,340 2,056,670 1,028,335 3,085,006 1,542,503 4,627,510 2,313,755 6,941,266 3,470,633 10,411,900 5,205,950 2,602,975 7,808,926 3,904,463 11,713,390 5,856,695 17,570,086 8,785,043 26,355,130 13,177,565 39,532,696 19,766,348 9,883,174 4,941,587 14,824,762 7,412,381 22,237,144 11,118,572 5,559,286 2,779,643 8,338,930 4,169,465 12,508,396 6,254,198 3,127,099 9,381,298 4,690,649 14,071,948 7,035,974 3,517,987 10,553,962

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