3 × 5 × 31 × 467

Prime Factor Structure

Factorization String 3 × 5 × 31 × 467

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 359,424

Proper Divisor Sum 142,269

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #217121 ← → #217157

1 3 5 15 31 93 155 465 467 1,401 2,335 7,005 14,477 43,431 72,385 217,155

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

217,155 651,466 325,733 977,200 488,600 244,300 122,150 61,075 183,226 91,613 274,840 137,420 68,710 34,355 103,066 51,533 154,600 77,300 38,650 19,325 57,976 28,988 14,494 7,247 21,742 10,871 32,614 16,307 48,922 24,461 73,384 36,692 18,346 9,173 27,520 13,760 6,880 3,440 1,720 860 430 215 646 323 970 485 1,456 728 364 182 91 274 137 412 206 103 310 155 466 233

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