199 × 257

Prime Factor Structure

Factorization String 199 × 257

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 51,600

Proper Divisor Sum 457

Digit Sum / Digital Root 14 (Root: 5)

Adjacent Primes #51137 ← → #51151

1 199 257 51,143

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

51,143 153,430 76,715 230,146 115,073 345,220 172,610 86,305 258,916 129,458 64,729 194,188 97,094 48,547 145,642 72,821 218,464 109,232 54,616 27,308 13,654 6,827 20,482 10,241 30,724 15,362 7,681 23,044 11,522 5,761 17,284 8,642 4,321 12,964 6,482 3,241 9,724 4,862 2,431 7,294 3,647 10,942 5,471 16,414 8,207 24,622 12,311 36,934 18,467 55,402 27,701 83,104 41,552 20,776 10,388 5,194 2,597 7,792 3,896 1,948

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