3 × 17 × 29 × 433

Prime Factor Structure

Factorization String 3 × 17 × 29 × 433

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 937,440

Proper Divisor Sum 297,033

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #640369 ← → #640411

1 3 17 29 51 87 433 493 1,299 1,479 7,361 12,557 22,083 37,671 213,469 640,407

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

640,407 1,921,222 960,611 2,881,834 1,440,917 4,322,752 2,161,376 1,080,688 540,344 270,172 135,086 67,543 202,630 101,315 303,946 151,973 455,920 227,960 113,980 56,990 28,495 85,486 42,743 128,230 64,115 192,346 96,173 288,520 144,260 72,130 36,065 108,196 54,098 27,049 81,148 40,574 20,287 60,862 30,431 91,294 45,647 136,942 68,471 205,414 102,707 308,122 154,061 462,184 231,092 115,546 57,773 173,320 86,660 43,330 21,665 64,996 32,498 16,249 48,748 24,374

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