3 × 7² × 51439

Prime Factor Structure

Factorization String 3 × 7^2 × 51439

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 11,728,320

Proper Divisor Sum 4,166,787

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #7561531 ← → #7561537

1 3 7 21 49 147 51,439 154,317 360,073 1,080,219 2,520,511 7,561,533

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

7,561,533 22,684,600 11,342,300 5,671,150 2,835,575 8,506,726 4,253,363 12,760,090 6,380,045 19,140,136 9,570,068 4,785,034 2,392,517 7,177,552 3,588,776 1,794,388 897,194 448,597 1,345,792 672,896 336,448 168,224 84,112 42,056 21,028 10,514 5,257 15,772 7,886 3,943 11,830 5,915 17,746 8,873 26,620 13,310 6,655 19,966 9,983 29,950 14,975 44,926 22,463 67,390 33,695 101,086 50,543 151,630 75,815 227,446 113,723 341,170 170,585 511,756 255,878 127,939 383,818 191,909 575,728 287,864

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