17 × 19 × 191 × 421

Prime Factor Structure

Factorization String 17 × 19 × 191 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 29,168,640

Proper Divisor Sum 3,195,887

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #25972741 ← → #25972759

1 17 19 191 323 421 3,247 3,629 7,157 7,999 61,693 80,411 135,983 1,366,987 1,527,809 25,972,753

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

25,972,753 77,918,260 38,959,130 19,479,565 58,438,696 29,219,348 14,609,674 7,304,837 21,914,512 10,957,256 5,478,628 2,739,314 1,369,657 4,108,972 2,054,486 1,027,243 3,081,730 1,540,865 4,622,596 2,311,298 1,155,649 3,466,948 1,733,474 866,737 2,600,212 1,300,106 650,053 1,950,160 975,080 487,540 243,770 121,885 365,656 182,828 91,414 45,707 137,122 68,561 205,684 102,842 51,421 154,264 77,132 38,566 19,283 57,850 28,925 86,776 43,388 21,694 10,847 32,542 16,271 48,814 24,407 73,222 36,611 109,834 54,917 164,752

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