7 × 13 × 439²

Prime Factor Structure

Factorization String 7 × 13 × 439^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 21,634,032

Proper Divisor Sum 4,096,421

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #17537609 ← → #17537623

1 7 13 91 439 3,073 5,707 39,949 192,721 1,349,047 2,505,373 17,537,611

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

17,537,611 52,612,834 26,306,417 78,919,252 39,459,626 19,729,813 59,189,440 29,594,720 14,797,360 7,398,680 3,699,340 1,849,670 924,835 2,774,506 1,387,253 4,161,760 2,080,880 1,040,440 520,220 260,110 130,055 390,166 195,083 585,250 292,625 877,876 438,938 219,469 658,408 329,204 164,602 82,301 246,904 123,452 61,726 30,863 92,590 46,295 138,886 69,443 208,330 104,165 312,496 156,248 78,124 39,062 19,531 58,594 29,297 87,892 43,946 21,973 65,920 32,960 16,480 8,240 4,120 2,060 1,030 515

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