3 × 7³ × 503

Prime Factor Structure

Factorization String 3 × 7^3 × 503

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 806,400

Proper Divisor Sum 288,813

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #517577 ← → #517589

1 3 7 21 49 147 343 503 1,029 1,509 3,521 10,563 24,647 73,941 172,529 517,587

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

517,587 1,552,762 776,381 2,329,144 1,164,572 582,286 291,143 873,430 436,715 1,310,146 655,073 1,965,220 982,610 491,305 1,473,916 736,958 368,479 1,105,438 552,719 1,658,158 829,079 2,487,238 1,243,619 3,730,858 1,865,429 5,596,288 2,798,144 1,399,072 699,536 349,768 174,884 87,442 43,721 131,164 65,582 32,791 98,374 49,187 147,562 73,781 221,344 110,672 55,336 27,668 13,834 6,917 20,752 10,376 5,188 2,594 1,297 3,892 1,946 973 2,920 1,460 730 365 1,096 548

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