3 × 23 × 47 × 157

Prime Factor Structure

Factorization String 3 × 23 × 47 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 728,064

Proper Divisor Sum 218,913

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #509149 ← → #509203

1 3 23 47 69 141 157 471 1,081 3,243 3,611 7,379 10,833 22,137 169,717 509,151

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

509,151 1,527,454 763,727 2,291,182 1,145,591 3,436,774 1,718,387 5,155,162 2,577,581 7,732,744 3,866,372 1,933,186 966,593 2,899,780 1,449,890 724,945 2,174,836 1,087,418 543,709 1,631,128 815,564 407,782 203,891 611,674 305,837 917,512 458,756 229,378 114,689 344,068 172,034 86,017 258,052 129,026 64,513 193,540 96,770 48,385 145,156 72,578 36,289 108,868 54,434 27,217 81,652 40,826 20,413 61,240 30,620 15,310 7,655 22,966 11,483 34,450 17,225 51,676 25,838 12,919 38,758 19,379

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