7² × 13177

Prime Factor Structure

Factorization String 7^2 × 13177

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 751,146

Proper Divisor Sum 105,473

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #645661 ← → #645683

1 7 49 13,177 92,239 645,673

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

645,673 1,937,020 968,510 484,255 1,452,766 726,383 2,179,150 1,089,575 3,268,726 1,634,363 4,903,090 2,451,545 7,354,636 3,677,318 1,838,659 5,515,978 2,757,989 8,273,968 4,136,984 2,068,492 1,034,246 517,123 1,551,370 775,685 2,327,056 1,163,528 581,764 290,882 145,441 436,324 218,162 109,081 327,244 163,622 81,811 245,434 122,717 368,152 184,076 92,038 46,019 138,058 69,029 207,088 103,544 51,772 25,886 12,943 38,830 19,415 58,246 29,123 87,370 43,685 131,056 65,528 32,764 16,382 8,191 24,574

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