2 × 5 × 79 × 661

Prime Factor Structure

Factorization String 2 × 5 × 79 × 661

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 953,280

Proper Divisor Sum 431,090

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #522167 ← → #522191

1 2 5 10 79 158 395 661 790 1,322 3,305 6,610 52,219 104,438 261,095 522,190

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

522,190 261,095 783,286 391,643 1,174,930 587,465 1,762,396 881,198 440,599 1,321,798 660,899 1,982,698 991,349 2,974,048 1,487,024 743,512 371,756 185,878 92,939 278,818 139,409 418,228 209,114 104,557 313,672 156,836 78,418 39,209 117,628 58,814 29,407 88,222 44,111 132,334 66,167 198,502 99,251 297,754 148,877 446,632 223,316 111,658 55,829 167,488 83,744 41,872 20,936 10,468 5,234 2,617 7,852 3,926 1,963 5,890 2,945 8,836 4,418 2,209 6,628 3,314

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