3 × 31 × 47 × 53

Prime Factor Structure

Factorization String 3 × 31 × 47 × 53

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 331,776

Proper Divisor Sum 100,113

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #231661 ← → #231677

1 3 31 47 53 93 141 159 1,457 1,643 2,491 4,371 4,929 7,473 77,221 231,663

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

231,663 694,990 347,495 1,042,486 521,243 1,563,730 781,865 2,345,596 1,172,798 586,399 1,759,198 879,599 2,638,798 1,319,399 3,958,198 1,979,099 5,937,298 2,968,649 8,905,948 4,452,974 2,226,487 6,679,462 3,339,731 10,019,194 5,009,597 15,028,792 7,514,396 3,757,198 1,878,599 5,635,798 2,817,899 8,453,698 4,226,849 12,680,548 6,340,274 3,170,137 9,510,412 4,755,206 2,377,603 7,132,810 3,566,405 10,699,216 5,349,608 2,674,804 1,337,402 668,701 2,006,104 1,003,052 501,526 250,763 752,290 376,145 1,128,436 564,218 282,109 846,328 423,164 211,582 105,791 317,374

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