3 × 5 × 17 × 68729

Prime Factor Structure

Factorization String 3 × 5 × 17 × 68729

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 29,691,360

Proper Divisor Sum 12,165,465

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #17525869 ← → #17525899

1 3 5 15 17 51 85 255 68,729 206,187 343,645 1,030,935 1,168,393 3,505,179 5,841,965 17,525,895

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

17,525,895 52,577,686 26,288,843 78,866,530 39,433,265 118,299,796 59,149,898 29,574,949 88,724,848 44,362,424 22,181,212 11,090,606 5,545,303 16,635,910 8,317,955 24,953,866 12,476,933 37,430,800 18,715,400 9,357,700 4,678,850 2,339,425 7,018,276 3,509,138 1,754,569 5,263,708 2,631,854 1,315,927 3,947,782 1,973,891 5,921,674 2,960,837 8,882,512 4,441,256 2,220,628 1,110,314 555,157 1,665,472 832,736 416,368 208,184 104,092 52,046 26,023 78,070 39,035 117,106 58,553 175,660 87,830 43,915 131,746 65,873 197,620 98,810 49,405 148,216 74,108 37,054 18,527

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