13 × 61 × 199

Prime Factor Structure

Factorization String 13 × 61 × 199

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 173,600

Proper Divisor Sum 15,793

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #157799 ← → #157813

1 13 61 199 793 2,587 12,139 157,807

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

157,807 473,422 236,711 710,134 355,067 1,065,202 532,601 1,597,804 798,902 399,451 1,198,354 599,177 1,797,532 898,766 449,383 1,348,150 674,075 2,022,226 1,011,113 3,033,340 1,516,670 758,335 2,275,006 1,137,503 3,412,510 1,706,255 5,118,766 2,559,383 7,678,150 3,839,075 11,517,226 5,758,613 17,275,840 8,637,920 4,318,960 2,159,480 1,079,740 539,870 269,935 809,806 404,903 1,214,710 607,355 1,822,066 911,033 2,733,100 1,366,550 683,275 2,049,826 1,024,913 3,074,740 1,537,370 768,685 2,306,056 1,153,028 576,514 288,257 864,772 432,386 216,193

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