3 × 17 × 23 × 1621

Prime Factor Structure

Factorization String 3 × 17 × 23 × 1621

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,802,816

Proper Divisor Sum 901,383

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1901429 ← → #1901437

1 3 17 23 51 69 391 1,173 1,621 4,863 27,557 37,283 82,671 111,849 633,811 1,901,433

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

1,901,433 5,704,300 2,852,150 1,426,075 4,278,226 2,139,113 6,417,340 3,208,670 1,604,335 4,813,006 2,406,503 7,219,510 3,609,755 10,829,266 5,414,633 16,243,900 8,121,950 4,060,975 12,182,926 6,091,463 18,274,390 9,137,195 27,411,586 13,705,793 41,117,380 20,558,690 10,279,345 30,838,036 15,419,018 7,709,509 23,128,528 11,564,264 5,782,132 2,891,066 1,445,533 4,336,600 2,168,300 1,084,150 542,075 1,626,226 813,113 2,439,340 1,219,670 609,835 1,829,506 914,753 2,744,260 1,372,130 686,065 2,058,196 1,029,098 514,549 1,543,648 771,824 385,912 192,956 96,478 48,239 144,718 72,359

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