5 × 13 × 157 × 857

Prime Factor Structure

Factorization String 5 × 13 × 157 × 857

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 11,387,376

Proper Divisor Sum 2,641,691

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #8745683 ← → #8745697

1 5 13 65 157 785 857 2,041 4,285 10,205 11,141 55,705 134,549 672,745 1,749,137 8,745,685

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

8,745,685 26,237,056 13,118,528 6,559,264 3,279,632 1,639,816 819,908 409,954 204,977 614,932 307,466 153,733 461,200 230,600 115,300 57,650 28,825 86,476 43,238 21,619 64,858 32,429 97,288 48,644 24,322 12,161 36,484 18,242 9,121 27,364 13,682 6,841 20,524 10,262 5,131 15,394 7,697 23,092 11,546 5,773 17,320 8,660 4,330 2,165 6,496 3,248 1,624 812 406 203 610 305 916 458 229 688 344 172 86 43

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