7 × 19 × 43 × 1609

Prime Factor Structure

Factorization String 7 × 19 × 43 × 1609

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 11,334,400

Proper Divisor Sum 2,132,529

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #9201827 ← → #9201877

1 7 19 43 133 301 817 1,609 5,719 11,263 30,571 69,187 213,997 484,309 1,314,553 9,201,871

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

9,201,871 27,605,614 13,802,807 41,408,422 20,704,211 62,112,634 31,056,317 93,168,952 46,584,476 23,292,238 11,646,119 34,938,358 17,469,179 52,407,538 26,203,769 78,611,308 39,305,654 19,652,827 58,958,482 29,479,241 88,437,724 44,218,862 22,109,431 66,328,294 33,164,147 99,492,442 49,746,221 149,238,664 74,619,332 37,309,666 18,654,833 55,964,500 27,982,250 13,991,125 41,973,376 20,986,688 10,493,344 5,246,672 2,623,336 1,311,668 655,834 327,917 983,752 491,876 245,938 122,969 368,908 184,454 92,227 276,682 138,341 415,024 207,512 103,756 51,878 25,939 77,818 38,909 116,728 58,364

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