2 × 13 × 53 × 409

Prime Factor Structure

Factorization String 2 × 13 × 53 × 409

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 929,880

Proper Divisor Sum 366,278

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #563599 ← → #563623

1 2 13 26 53 106 409 689 818 1,378 5,317 10,634 21,677 43,354 281,801 563,602

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

563,602 281,801 845,404 422,702 211,351 634,054 317,027 951,082 475,541 1,426,624 713,312 356,656 178,328 89,164 44,582 22,291 66,874 33,437 100,312 50,156 25,078 12,539 37,618 18,809 56,428 28,214 14,107 42,322 21,161 63,484 31,742 15,871 47,614 23,807 71,422 35,711 107,134 53,567 160,702 80,351 241,054 120,527 361,582 180,791 542,374 271,187 813,562 406,781 1,220,344 610,172 305,086 152,543 457,630 228,815 686,446 343,223 1,029,670 514,835 1,544,506 772,253

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