5 × 13³ × 31

Prime Factor Structure

Factorization String 5 × 13^3 × 31

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 456,960

Proper Divisor Sum 116,425

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #340519 ← → #340541

1 5 13 31 65 155 169 403 845 2,015 2,197 5,239 10,985 26,195 68,107 340,535

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

340,535 1,021,606 510,803 1,532,410 766,205 2,298,616 1,149,308 574,654 287,327 861,982 430,991 1,292,974 646,487 1,939,462 969,731 2,909,194 1,454,597 4,363,792 2,181,896 1,090,948 545,474 272,737 818,212 409,106 204,553 613,660 306,830 153,415 460,246 230,123 690,370 345,185 1,035,556 517,778 258,889 776,668 388,334 194,167 582,502 291,251 873,754 436,877 1,310,632 655,316 327,658 163,829 491,488 245,744 122,872 61,436 30,718 15,359 46,078 23,039 69,118 34,559 103,678 51,839 155,518 77,759

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