5 × 13 × 31 × 2003

Prime Factor Structure

Factorization String 5 × 13 × 31 × 2003

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,386,752

Proper Divisor Sum 1,350,707

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #4036033 ← → #4036049

1 5 13 31 65 155 403 2,003 2,015 10,015 26,039 62,093 130,195 310,465 807,209 4,036,045

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

4,036,045 12,108,136 6,054,068 3,027,034 1,513,517 4,540,552 2,270,276 1,135,138 567,569 1,702,708 851,354 425,677 1,277,032 638,516 319,258 159,629 478,888 239,444 119,722 59,861 179,584 89,792 44,896 22,448 11,224 5,612 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000 2,000 1,000 500 250 125 376 188 94 47 142 71 214 107 322 161 484 242 121

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