3 × 13 × 491 × 1319

Prime Factor Structure

Factorization String 3 × 13 × 491 × 1319

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 36,368,640

Proper Divisor Sum 11,111,109

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #25257527 ← → #25257541

1 3 13 39 491 1,319 1,473 3,957 6,383 17,147 19,149 51,441 647,629 1,942,887 8,419,177 25,257,531

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

25,257,531 75,772,594 37,886,297 113,658,892 56,829,446 28,414,723 85,244,170 42,622,085 127,866,256 63,933,128 31,966,564 15,983,282 7,991,641 23,974,924 11,987,462 5,993,731 17,981,194 8,990,597 26,971,792 13,485,896 6,742,948 3,371,474 1,685,737 5,057,212 2,528,606 1,264,303 3,792,910 1,896,455 5,689,366 2,844,683 8,534,050 4,267,025 12,801,076 6,400,538 3,200,269 9,600,808 4,800,404 2,400,202 1,200,101 3,600,304 1,800,152 900,076 450,038 225,019 675,058 337,529 1,012,588 506,294 253,147 759,442 379,721 1,139,164 569,582 284,791 854,374 427,187 1,281,562 640,781 1,922,344 961,172

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