7 × 13 × 23 × 311

Prime Factor Structure

Factorization String 7 × 13 × 23 × 311

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 838,656

Proper Divisor Sum 187,733

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #650917 ← → #650927

1 7 13 23 91 161 299 311 2,093 2,177 4,043 7,153 28,301 50,071 92,989 650,923

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

650,923 1,952,770 976,385 2,929,156 1,464,578 732,289 2,196,868 1,098,434 549,217 1,647,652 823,826 411,913 1,235,740 617,870 308,935 926,806 463,403 1,390,210 695,105 2,085,316 1,042,658 521,329 1,563,988 781,994 390,997 1,172,992 586,496 293,248 146,624 73,312 36,656 18,328 9,164 4,582 2,291 6,874 3,437 10,312 5,156 2,578 1,289 3,868 1,934 967 2,902 1,451 4,354 2,177 6,532 3,266 1,633 4,900 2,450 1,225 3,676 1,838 919 2,758 1,379 4,138

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