2 × 5 × 61 × 647

Prime Factor Structure

Factorization String 2 × 5 × 61 × 647

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 723,168

Proper Divisor Sum 328,498

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #394643 ← → #394673

1 2 5 10 61 122 305 610 647 1,294 3,235 6,470 39,467 78,934 197,335 394,670

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

394,670 197,335 592,006 296,003 888,010 444,005 1,332,016 666,008 333,004 166,502 83,251 249,754 124,877 374,632 187,316 93,658 46,829 140,488 70,244 35,122 17,561 52,684 26,342 13,171 39,514 19,757 59,272 29,636 14,818 7,409 22,228 11,114 5,557 16,672 8,336 4,168 2,084 1,042 521 1,564 782 391 1,174 587 1,762 881 2,644 1,322 661 1,984 992 496 248 124 62 31 94 47 142 71

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