643 × 4093

Prime Factor Structure

Factorization String 643 × 4093

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,636,536

Proper Divisor Sum 4,737

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #2631793 ← → #2631817

1 643 4,093 2,631,799

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

2,631,799 7,895,398 3,947,699 11,843,098 5,921,549 17,764,648 8,882,324 4,441,162 2,220,581 6,661,744 3,330,872 1,665,436 832,718 416,359 1,249,078 624,539 1,873,618 936,809 2,810,428 1,405,214 702,607 2,107,822 1,053,911 3,161,734 1,580,867 4,742,602 2,371,301 7,113,904 3,556,952 1,778,476 889,238 444,619 1,333,858 666,929 2,000,788 1,000,394 500,197 1,500,592 750,296 375,148 187,574 93,787 281,362 140,681 422,044 211,022 105,511 316,534 158,267 474,802 237,401 712,204 356,102 178,051 534,154 267,077 801,232 400,616 200,308 100,154

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