645641

Prime Factor Structure

Factorization String 645641

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 645,642

Proper Divisor Sum 1

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #645629 ← → #645647

1 645,641

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

645,641 1,936,924 968,462 484,231 1,452,694 726,347 2,179,042 1,089,521 3,268,564 1,634,282 817,141 2,451,424 1,225,712 612,856 306,428 153,214 76,607 229,822 114,911 344,734 172,367 517,102 258,551 775,654 387,827 1,163,482 581,741 1,745,224 872,612 436,306 218,153 654,460 327,230 163,615 490,846 245,423 736,270 368,135 1,104,406 552,203 1,656,610 828,305 2,484,916 1,242,458 621,229 1,863,688 931,844 465,922 232,961 698,884 349,442 174,721 524,164 262,082 131,041 393,124 196,562 98,281 294,844 147,422

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