2² × 5² × 13 × 223

Prime Factor Structure

Factorization String 2^2 × 5^2 × 13 × 223

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 680,512

Proper Divisor Sum 390,612

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #289897 ← → #289937

1 2 4 5 10 13 20 25 26 50 52 65 100 130 223 260 325 446 650 892 1,115 1,300 2,230 2,899 4,460 5,575 5,798 11,150 11,596 14,495 22,300 28,990 57,980 72,475 144,950 289,900

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

289,900 144,950 72,475 217,426 108,713 326,140 163,070 81,535 244,606 122,303 366,910 183,455 550,366 275,183 825,550 412,775 1,238,326 619,163 1,857,490 928,745 2,786,236 1,393,118 696,559 2,089,678 1,044,839 3,134,518 1,567,259 4,701,778 2,350,889 7,052,668 3,526,334 1,763,167 5,289,502 2,644,751 7,934,254 3,967,127 11,901,382 5,950,691 17,852,074 8,926,037 26,778,112 13,389,056 6,694,528 3,347,264 1,673,632 836,816 418,408 209,204 104,602 52,301 156,904 78,452 39,226 19,613 58,840 29,420 14,710 7,355 22,066 11,033

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