3 × 31 × 71 × 139

Prime Factor Structure

Factorization String 3 × 31 × 71 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,290,240

Proper Divisor Sum 372,423

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #917809 ← → #917827

1 3 31 71 93 139 213 417 2,201 4,309 6,603 9,869 12,927 29,607 305,939 917,817

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

917,817 2,753,452 1,376,726 688,363 2,065,090 1,032,545 3,097,636 1,548,818 774,409 2,323,228 1,161,614 580,807 1,742,422 871,211 2,613,634 1,306,817 3,920,452 1,960,226 980,113 2,940,340 1,470,170 735,085 2,205,256 1,102,628 551,314 275,657 826,972 413,486 206,743 620,230 310,115 930,346 465,173 1,395,520 697,760 348,880 174,440 87,220 43,610 21,805 65,416 32,708 16,354 8,177 24,532 12,266 6,133 18,400 9,200 4,600 2,300 1,150 575 1,726 863 2,590 1,295 3,886 1,943 5,830

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