1381 × 2689

Prime Factor Structure

Factorization String 1381 × 2689

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 3,717,580

Proper Divisor Sum 4,071

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #3713491 ← → #3713533

1 1,381 2,689 3,713,509

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

3,713,509 11,140,528 5,570,264 2,785,132 1,392,566 696,283 2,088,850 1,044,425 3,133,276 1,566,638 783,319 2,349,958 1,174,979 3,524,938 1,762,469 5,287,408 2,643,704 1,321,852 660,926 330,463 991,390 495,695 1,487,086 743,543 2,230,630 1,115,315 3,345,946 1,672,973 5,018,920 2,509,460 1,254,730 627,365 1,882,096 941,048 470,524 235,262 117,631 352,894 176,447 529,342 264,671 794,014 397,007 1,191,022 595,511 1,786,534 893,267 2,679,802 1,339,901 4,019,704 2,009,852 1,004,926 502,463 1,507,390 753,695 2,261,086 1,130,543 3,391,630 1,695,815 5,087,446

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