3 × 7 × 257 × 1973

Prime Factor Structure

Factorization String 3 × 7 × 257 × 1973

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 16,297,344

Proper Divisor Sum 5,649,063

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #10648279 ← → #10648289

1 3 7 21 257 771 1,799 1,973 5,397 5,919 13,811 41,433 507,061 1,521,183 3,549,427 10,648,281

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

10,648,281 31,944,844 15,972,422 7,986,211 23,958,634 11,979,317 35,937,952 17,968,976 8,984,488 4,492,244 2,246,122 1,123,061 3,369,184 1,684,592 842,296 421,148 210,574 105,287 315,862 157,931 473,794 236,897 710,692 355,346 177,673 533,020 266,510 133,255 399,766 199,883 599,650 299,825 899,476 449,738 224,869 674,608 337,304 168,652 84,326 42,163 126,490 63,245 189,736 94,868 47,434 23,717 71,152 35,576 17,788 8,894 4,447 13,342 6,671 20,014 10,007 30,022 15,011 45,034 22,517 67,552

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