3² × 7² × 13903

Prime Factor Structure

Factorization String 3^2 × 7^2 × 13903

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 10,302,864

Proper Divisor Sum 4,171,641

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #6131219 ← → #6131239

1 3 7 9 21 49 63 147 441 13,903 41,709 97,321 125,127 291,963 681,247 875,889 2,043,741 6,131,223

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

6,131,223 18,393,670 9,196,835 27,590,506 13,795,253 41,385,760 20,692,880 10,346,440 5,173,220 2,586,610 1,293,305 3,879,916 1,939,958 969,979 2,909,938 1,454,969 4,364,908 2,182,454 1,091,227 3,273,682 1,636,841 4,910,524 2,455,262 1,227,631 3,682,894 1,841,447 5,524,342 2,762,171 8,286,514 4,143,257 12,429,772 6,214,886 3,107,443 9,322,330 4,661,165 13,983,496 6,991,748 3,495,874 1,747,937 5,243,812 2,621,906 1,310,953 3,932,860 1,966,430 983,215 2,949,646 1,474,823 4,424,470 2,212,235 6,636,706 3,318,353 9,955,060 4,977,530 2,488,765 7,466,296 3,733,148 1,866,574 933,287 2,799,862 1,399,931

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