7 × 31489

Prime Factor Structure

Factorization String 7 × 31489

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 251,920

Proper Divisor Sum 31,497

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #220421 ← → #220447

1 7 31,489 220,423

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

220,423 661,270 330,635 991,906 495,953 1,487,860 743,930 371,965 1,115,896 557,948 278,974 139,487 418,462 209,231 627,694 313,847 941,542 470,771 1,412,314 706,157 2,118,472 1,059,236 529,618 264,809 794,428 397,214 198,607 595,822 297,911 893,734 446,867 1,340,602 670,301 2,010,904 1,005,452 502,726 251,363 754,090 377,045 1,131,136 565,568 282,784 141,392 70,696 35,348 17,674 8,837 26,512 13,256 6,628 3,314 1,657 4,972 2,486 1,243 3,730 1,865 5,596 2,798 1,399

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