13 × 103 × 389

Prime Factor Structure

Factorization String 13 × 103 × 389

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 567,840

Proper Divisor Sum 46,969

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #520867 ← → #520889

1 13 103 389 1,339 5,057 40,067 520,871

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

520,871 1,562,614 781,307 2,343,922 1,171,961 3,515,884 1,757,942 878,971 2,636,914 1,318,457 3,955,372 1,977,686 988,843 2,966,530 1,483,265 4,449,796 2,224,898 1,112,449 3,337,348 1,668,674 834,337 2,503,012 1,251,506 625,753 1,877,260 938,630 469,315 1,407,946 703,973 2,111,920 1,055,960 527,980 263,990 131,995 395,986 197,993 593,980 296,990 148,495 445,486 222,743 668,230 334,115 1,002,346 501,173 1,503,520 751,760 375,880 187,940 93,970 46,985 140,956 70,478 35,239 105,718 52,859 158,578 79,289 237,868 118,934

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