13 × 409 × 421

Prime Factor Structure

Factorization String 13 × 409 × 421

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,422,280

Proper Divisor Sum 183,823

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #2238421 ← → #2238473

1 13 409 421 5,317 5,473 172,189 2,238,457

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

2,238,457 6,715,372 3,357,686 1,678,843 5,036,530 2,518,265 7,554,796 3,777,398 1,888,699 5,666,098 2,833,049 8,499,148 4,249,574 2,124,787 6,374,362 3,187,181 9,561,544 4,780,772 2,390,386 1,195,193 3,585,580 1,792,790 896,395 2,689,186 1,344,593 4,033,780 2,016,890 1,008,445 3,025,336 1,512,668 756,334 378,167 1,134,502 567,251 1,701,754 850,877 2,552,632 1,276,316 638,158 319,079 957,238 478,619 1,435,858 717,929 2,153,788 1,076,894 538,447 1,615,342 807,671 2,423,014 1,211,507 3,634,522 1,817,261 5,451,784 2,725,892 1,362,946 681,473 2,044,420 1,022,210 511,105

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