2⁵ × 19961

Prime Factor Structure

Factorization String 2^5 × 19961

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,257,606

Proper Divisor Sum 618,854

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #638719 ← → #638767

1 2 4 8 16 32 19,961 39,922 79,844 159,688 319,376 638,752

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

638,752 319,376 159,688 79,844 39,922 19,961 59,884 29,942 14,971 44,914 22,457 67,372 33,686 16,843 50,530 25,265 75,796 37,898 18,949 56,848 28,424 14,212 7,106 3,553 10,660 5,330 2,665 7,996 3,998 1,999 5,998 2,999 8,998 4,499 13,498 6,749 20,248 10,124 5,062 2,531 7,594 3,797 11,392 5,696 2,848 1,424 712 356 178 89 268 134 67 202 101 304 152 76 38 19

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