5 × 13 × 31 × 401

Prime Factor Structure

Factorization String 5 × 13 × 31 × 401

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,080,576

Proper Divisor Sum 272,561

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #807997 ← → #808019

1 5 13 31 65 155 401 403 2,005 2,015 5,213 12,431 26,065 62,155 161,603 808,015

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

808,015 2,424,046 1,212,023 3,636,070 1,818,035 5,454,106 2,727,053 8,181,160 4,090,580 2,045,290 1,022,645 3,067,936 1,533,968 766,984 383,492 191,746 95,873 287,620 143,810 71,905 215,716 107,858 53,929 161,788 80,894 40,447 121,342 60,671 182,014 91,007 273,022 136,511 409,534 204,767 614,302 307,151 921,454 460,727 1,382,182 691,091 2,073,274 1,036,637 3,109,912 1,554,956 777,478 388,739 1,166,218 583,109 1,749,328 874,664 437,332 218,666 109,333 328,000 164,000 82,000 41,000 20,500 10,250 5,125

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