3 × 5 × 7 × 31 × 199

Prime Factor Structure

Factorization String 3 × 5 × 7 × 31 × 199

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,228,800

Proper Divisor Sum 581,055

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #647743 ← → #647747

1 3 5 7 15 21 31 35 93 105 155 199 217 465 597 651 995 1,085 1,393 2,985 3,255 4,179 6,169 6,965 18,507 20,895 30,845 43,183 92,535 129,549 215,915 647,745

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

647,745 1,943,236 971,618 485,809 1,457,428 728,714 364,357 1,093,072 546,536 273,268 136,634 68,317 204,952 102,476 51,238 25,619 76,858 38,429 115,288 57,644 28,822 14,411 43,234 21,617 64,852 32,426 16,213 48,640 24,320 12,160 6,080 3,040 1,520 760 380 190 95 286 143 430 215 646 323 970 485 1,456 728 364 182 91 274 137 412 206 103 310 155 466 233 700

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