643633

Prime Factor Structure

Factorization String 643633

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 643,634

Proper Divisor Sum 1

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #643619 ← → #643639

1 643,633

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

643,633 1,930,900 965,450 482,725 1,448,176 724,088 362,044 181,022 90,511 271,534 135,767 407,302 203,651 610,954 305,477 916,432 458,216 229,108 114,554 57,277 171,832 85,916 42,958 21,479 64,438 32,219 96,658 48,329 144,988 72,494 36,247 108,742 54,371 163,114 81,557 244,672 122,336 61,168 30,584 15,292 7,646 3,823 11,470 5,735 17,206 8,603 25,810 12,905 38,716 19,358 9,679 29,038 14,519 43,558 21,779 65,338 32,669 98,008 49,004 24,502

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