690689

Prime Factor Structure

Factorization String 690689

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 690,690

Proper Divisor Sum 1

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #690673 ← → #690719

1 690,689

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

690,689 2,072,068 1,036,034 518,017 1,554,052 777,026 388,513 1,165,540 582,770 291,385 874,156 437,078 218,539 655,618 327,809 983,428 491,714 245,857 737,572 368,786 184,393 553,180 276,590 138,295 414,886 207,443 622,330 311,165 933,496 466,748 233,374 116,687 350,062 175,031 525,094 262,547 787,642 393,821 1,181,464 590,732 295,366 147,683 443,050 221,525 664,576 332,288 166,144 83,072 41,536 20,768 10,384 5,192 2,596 1,298 649 1,948 974 487 1,462 731

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