13 × 137 × 227

Prime Factor Structure

Factorization String 13 × 137 × 227

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 440,496

Proper Divisor Sum 36,209

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #404273 ← → #404291

1 13 137 227 1,781 2,951 31,099 404,287

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

404,287 1,212,862 606,431 1,819,294 909,647 2,728,942 1,364,471 4,093,414 2,046,707 6,140,122 3,070,061 9,210,184 4,605,092 2,302,546 1,151,273 3,453,820 1,726,910 863,455 2,590,366 1,295,183 3,885,550 1,942,775 5,828,326 2,914,163 8,742,490 4,371,245 13,113,736 6,556,868 3,278,434 1,639,217 4,917,652 2,458,826 1,229,413 3,688,240 1,844,120 922,060 461,030 230,515 691,546 345,773 1,037,320 518,660 259,330 129,665 388,996 194,498 97,249 291,748 145,874 72,937 218,812 109,406 54,703 164,110 82,055 246,166 123,083 369,250 184,625 553,876

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