397 × 19997

Prime Factor Structure

Factorization String 397 × 19997

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 7,959,204

Proper Divisor Sum 20,395

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #7938803 ← → #7938811

1 397 19,997 7,938,809

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

7,938,809 23,816,428 11,908,214 5,954,107 17,862,322 8,931,161 26,793,484 13,396,742 6,698,371 20,095,114 10,047,557 30,142,672 15,071,336 7,535,668 3,767,834 1,883,917 5,651,752 2,825,876 1,412,938 706,469 2,119,408 1,059,704 529,852 264,926 132,463 397,390 198,695 596,086 298,043 894,130 447,065 1,341,196 670,598 335,299 1,005,898 502,949 1,508,848 754,424 377,212 188,606 94,303 282,910 141,455 424,366 212,183 636,550 318,275 954,826 477,413 1,432,240 716,120 358,060 179,030 89,515 268,546 134,273 402,820 201,410 100,705 302,116

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