3 × 13 × 5689

Prime Factor Structure

Factorization String 3 × 13 × 5689

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 318,640

Proper Divisor Sum 96,769

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #221849 ← → #221873

1 3 13 39 5,689 17,067 73,957 221,871

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

221,871 665,614 332,807 998,422 499,211 1,497,634 748,817 2,246,452 1,123,226 561,613 1,684,840 842,420 421,210 210,605 631,816 315,908 157,954 78,977 236,932 118,466 59,233 177,700 88,850 44,425 133,276 66,638 33,319 99,958 49,979 149,938 74,969 224,908 112,454 56,227 168,682 84,341 253,024 126,512 63,256 31,628 15,814 7,907 23,722 11,861 35,584 17,792 8,896 4,448 2,224 1,112 556 278 139 418 209 628 314 157 472 236

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