3 × 7 × 53 × 1931

Prime Factor Structure

Factorization String 3 × 7 × 53 × 1931

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,338,496

Proper Divisor Sum 1,189,293

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2149187 ← → #2149207

1 3 7 21 53 159 371 1,113 1,931 5,793 13,517 40,551 102,343 307,029 716,401 2,149,203

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

2,149,203 6,447,610 3,223,805 9,671,416 4,835,708 2,417,854 1,208,927 3,626,782 1,813,391 5,440,174 2,720,087 8,160,262 4,080,131 12,240,394 6,120,197 18,360,592 9,180,296 4,590,148 2,295,074 1,147,537 3,442,612 1,721,306 860,653 2,581,960 1,290,980 645,490 322,745 968,236 484,118 242,059 726,178 363,089 1,089,268 544,634 272,317 816,952 408,476 204,238 102,119 306,358 153,179 459,538 229,769 689,308 344,654 172,327 516,982 258,491 775,474 387,737 1,163,212 581,606 290,803 872,410 436,205 1,308,616 654,308 327,154 163,577 490,732

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