257 × 2447

Prime Factor Structure

Factorization String 257 × 2447

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 631,584

Proper Divisor Sum 2,705

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #628877 ← → #628909

1 257 2,447 628,879

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

628,879 1,886,638 943,319 2,829,958 1,414,979 4,244,938 2,122,469 6,367,408 3,183,704 1,591,852 795,926 397,963 1,193,890 596,945 1,790,836 895,418 447,709 1,343,128 671,564 335,782 167,891 503,674 251,837 755,512 377,756 188,878 94,439 283,318 141,659 424,978 212,489 637,468 318,734 159,367 478,102 239,051 717,154 358,577 1,075,732 537,866 268,933 806,800 403,400 201,700 100,850 50,425 151,276 75,638 37,819 113,458 56,729 170,188 85,094 42,547 127,642 63,821 191,464 95,732 47,866 23,933

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