642121

Prime Factor Structure

Factorization String 642121

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 642,122

Proper Divisor Sum 1

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #642113 ← → #642133

1 642,121

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

642,121 1,926,364 963,182 481,591 1,444,774 722,387 2,167,162 1,083,581 3,250,744 1,625,372 812,686 406,343 1,219,030 609,515 1,828,546 914,273 2,742,820 1,371,410 685,705 2,057,116 1,028,558 514,279 1,542,838 771,419 2,314,258 1,157,129 3,471,388 1,735,694 867,847 2,603,542 1,301,771 3,905,314 1,952,657 5,857,972 2,928,986 1,464,493 4,393,480 2,196,740 1,098,370 549,185 1,647,556 823,778 411,889 1,235,668 617,834 308,917 926,752 463,376 231,688 115,844 57,922 28,961 86,884 43,442 21,721 65,164 32,582 16,291 48,874 24,437

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