3 × 5 × 139 × 1973

Prime Factor Structure

Factorization String 3 × 5 × 139 × 1973

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,632,640

Proper Divisor Sum 2,518,935

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #4113691 ← → #4113713

1 3 5 15 139 417 695 1,973 2,085 5,919 9,865 29,595 274,247 822,741 1,371,235 4,113,705

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

4,113,705 12,341,116 6,170,558 3,085,279 9,255,838 4,627,919 13,883,758 6,941,879 20,825,638 10,412,819 31,238,458 15,619,229 46,857,688 23,428,844 11,714,422 5,857,211 17,571,634 8,785,817 26,357,452 13,178,726 6,589,363 19,768,090 9,884,045 29,652,136 14,826,068 7,413,034 3,706,517 11,119,552 5,559,776 2,779,888 1,389,944 694,972 347,486 173,743 521,230 260,615 781,846 390,923 1,172,770 586,385 1,759,156 879,578 439,789 1,319,368 659,684 329,842 164,921 494,764 247,382 123,691 371,074 185,537 556,612 278,306 139,153 417,460 208,730 104,365 313,096 156,548

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