3 × 7 × 131 × 1487

Prime Factor Structure

Factorization String 3 × 7 × 131 × 1487

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,285,312

Proper Divisor Sum 2,194,575

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #4090733 ← → #4090747

1 3 7 21 131 393 917 1,487 2,751 4,461 10,409 31,227 194,797 584,391 1,363,579 4,090,737

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

4,090,737 12,272,212 6,136,106 3,068,053 9,204,160 4,602,080 2,301,040 1,150,520 575,260 287,630 143,815 431,446 215,723 647,170 323,585 970,756 485,378 242,689 728,068 364,034 182,017 546,052 273,026 136,513 409,540 204,770 102,385 307,156 153,578 76,789 230,368 115,184 57,592 28,796 14,398 7,199 21,598 10,799 32,398 16,199 48,598 24,299 72,898 36,449 109,348 54,674 27,337 82,012 41,006 20,503 61,510 30,755 92,266 46,133 138,400 69,200 34,600 17,300 8,650 4,325

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