13 × 40151

Prime Factor Structure

Factorization String 13 × 40151

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 562,128

Proper Divisor Sum 40,165

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #521929 ← → #521981

1 13 40,151 521,963

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

521,963 1,565,890 782,945 2,348,836 1,174,418 587,209 1,761,628 880,814 440,407 1,321,222 660,611 1,981,834 990,917 2,972,752 1,486,376 743,188 371,594 185,797 557,392 278,696 139,348 69,674 34,837 104,512 52,256 26,128 13,064 6,532 3,266 1,633 4,900 2,450 1,225 3,676 1,838 919 2,758 1,379 4,138 2,069 6,208 3,104 1,552 776 388 194 97 292 146 73 220 110 55 166 83 250 125 376 188 94

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