2² × 3² × 19 × 947

Prime Factor Structure

Factorization String 2^2 × 3^2 × 19 × 947

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 1,725,360

Proper Divisor Sum 1,077,612

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #647747 ← → #647753

1 2 3 4 6 9 12 18 19 36 38 57 76 114 171 228 342 684 947 1,894 2,841 3,788 5,682 8,523 11,364 17,046 17,993 34,092 35,986 53,979 71,972 107,958 161,937 215,916 323,874 647,748

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

647,748 323,874 161,937 485,812 242,906 121,453 364,360 182,180 91,090 45,545 136,636 68,318 34,159 102,478 51,239 153,718 76,859 230,578 115,289 345,868 172,934 86,467 259,402 129,701 389,104 194,552 97,276 48,638 24,319 72,958 36,479 109,438 54,719 164,158 82,079 246,238 123,119 369,358 184,679 554,038 277,019 831,058 415,529 1,246,588 623,294 311,647 934,942 467,471 1,402,414 701,207 2,103,622 1,051,811 3,155,434 1,577,717 4,733,152 2,366,576 1,183,288 591,644 295,822 147,911

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