7 × 13 × 31 × 1657

Prime Factor Structure

Factorization String 7 × 13 × 31 × 1657

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,942,272

Proper Divisor Sum 1,267,875

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #4674391 ← → #4674403

1 7 13 31 91 217 403 1,657 2,821 11,599 21,541 51,367 150,787 359,569 667,771 4,674,397

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

4,674,397 14,023,192 7,011,596 3,505,798 1,752,899 5,258,698 2,629,349 7,888,048 3,944,024 1,972,012 986,006 493,003 1,479,010 739,505 2,218,516 1,109,258 554,629 1,663,888 831,944 415,972 207,986 103,993 311,980 155,990 77,995 233,986 116,993 350,980 175,490 87,745 263,236 131,618 65,809 197,428 98,714 49,357 148,072 74,036 37,018 18,509 55,528 27,764 13,882 6,941 20,824 10,412 5,206 2,603 7,810 3,905 11,716 5,858 2,929 8,788 4,394 2,197 6,592 3,296 1,648 824

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