3 × 5 × 157 × 349

Prime Factor Structure

Factorization String 3 × 5 × 157 × 349

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,327,200

Proper Divisor Sum 505,305

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #821879 ← → #821897

1 3 5 15 157 349 471 785 1,047 1,745 2,355 5,235 54,793 164,379 273,965 821,895

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

821,895 2,465,686 1,232,843 3,698,530 1,849,265 5,547,796 2,773,898 1,386,949 4,160,848 2,080,424 1,040,212 520,106 260,053 780,160 390,080 195,040 97,520 48,760 24,380 12,190 6,095 18,286 9,143 27,430 13,715 41,146 20,573 61,720 30,860 15,430 7,715 23,146 11,573 34,720 17,360 8,680 4,340 2,170 1,085 3,256 1,628 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148

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