5 × 31 × 53 × 61

Prime Factor Structure

Factorization String 5 × 31 × 53 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 642,816

Proper Divisor Sum 141,701

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #501103 ← → #501121

1 5 31 53 61 155 265 305 1,643 1,891 3,233 8,215 9,455 16,165 100,223 501,115

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

501,115 1,503,346 751,673 2,255,020 1,127,510 563,755 1,691,266 845,633 2,536,900 1,268,450 634,225 1,902,676 951,338 475,669 1,427,008 713,504 356,752 178,376 89,188 44,594 22,297 66,892 33,446 16,723 50,170 25,085 75,256 37,628 18,814 9,407 28,222 14,111 42,334 21,167 63,502 31,751 95,254 47,627 142,882 71,441 214,324 107,162 53,581 160,744 80,372 40,186 20,093 60,280 30,140 15,070 7,535 22,606 11,303 33,910 16,955 50,866 25,433 76,300 38,150 19,075

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