3 × 7 × 20507

Prime Factor Structure

Factorization String 3 × 7 × 20507

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 656,256

Proper Divisor Sum 225,609

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #430603 ← → #430649

1 3 7 21 20,507 61,521 143,549 430,647

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

430,647 1,291,942 645,971 1,937,914 968,957 2,906,872 1,453,436 726,718 363,359 1,090,078 545,039 1,635,118 817,559 2,452,678 1,226,339 3,679,018 1,839,509 5,518,528 2,759,264 1,379,632 689,816 344,908 172,454 86,227 258,682 129,341 388,024 194,012 97,006 48,503 145,510 72,755 218,266 109,133 327,400 163,700 81,850 40,925 122,776 61,388 30,694 15,347 46,042 23,021 69,064 34,532 17,266 8,633 25,900 12,950 6,475 19,426 9,713 29,140 14,570 7,285 21,856 10,928 5,464 2,732

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