2 × 5 × 53 × 1217

Prime Factor Structure

Factorization String 2 × 5 × 53 × 1217

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,183,896

Proper Divisor Sum 538,886

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #644999 ← → #645011

1 2 5 10 53 106 265 530 1,217 2,434 6,085 12,170 64,501 129,002 322,505 645,010

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

645,010 322,505 967,516 483,758 241,879 725,638 362,819 1,088,458 544,229 1,632,688 816,344 408,172 204,086 102,043 306,130 153,065 459,196 229,598 114,799 344,398 172,199 516,598 258,299 774,898 387,449 1,162,348 581,174 290,587 871,762 435,881 1,307,644 653,822 326,911 980,734 490,367 1,471,102 735,551 2,206,654 1,103,327 3,309,982 1,654,991 4,964,974 2,482,487 7,447,462 3,723,731 11,171,194 5,585,597 16,756,792 8,378,396 4,189,198 2,094,599 6,283,798 3,141,899 9,425,698 4,712,849 14,138,548 7,069,274 3,534,637 10,603,912 5,301,956

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