645907

Prime Factor Structure

Factorization String 645907

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 645,908

Proper Divisor Sum 1

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #645901 ← → #645937

1 645,907

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

645,907 1,937,722 968,861 2,906,584 1,453,292 726,646 363,323 1,089,970 544,985 1,634,956 817,478 408,739 1,226,218 613,109 1,839,328 919,664 459,832 229,916 114,958 57,479 172,438 86,219 258,658 129,329 387,988 193,994 96,997 290,992 145,496 72,748 36,374 18,187 54,562 27,281 81,844 40,922 20,461 61,384 30,692 15,346 7,673 23,020 11,510 5,755 17,266 8,633 25,900 12,950 6,475 19,426 9,713 29,140 14,570 7,285 21,856 10,928 5,464 2,732 1,366 683

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