2 × 13 × 639677

Prime Factor Structure

Factorization String 2 × 13 × 639677

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 26,866,476

Proper Divisor Sum 10,234,874

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #16631597 ← → #16631603

1 2 13 26 639,677 1,279,354 8,315,801 16,631,602

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

16,631,602 8,315,801 24,947,404 12,473,702 6,236,851 18,710,554 9,355,277 28,065,832 14,032,916 7,016,458 3,508,229 10,524,688 5,262,344 2,631,172 1,315,586 657,793 1,973,380 986,690 493,345 1,480,036 740,018 370,009 1,110,028 555,014 277,507 832,522 416,261 1,248,784 624,392 312,196 156,098 78,049 234,148 117,074 58,537 175,612 87,806 43,903 131,710 65,855 197,566 98,783 296,350 148,175 444,526 222,263 666,790 333,395 1,000,186 500,093 1,500,280 750,140 375,070 187,535 562,606 281,303 843,910 421,955 1,265,866 632,933

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