13 × 21019

Prime Factor Structure

Factorization String 13 × 21019

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 294,280

Proper Divisor Sum 21,033

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #273233 ← → #273253

1 13 21,019 273,247

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

273,247 819,742 409,871 1,229,614 614,807 1,844,422 922,211 2,766,634 1,383,317 4,149,952 2,074,976 1,037,488 518,744 259,372 129,686 64,843 194,530 97,265 291,796 145,898 72,949 218,848 109,424 54,712 27,356 13,678 6,839 20,518 10,259 30,778 15,389 46,168 23,084 11,542 5,771 17,314 8,657 25,972 12,986 6,493 19,480 9,740 4,870 2,435 7,306 3,653 10,960 5,480 2,740 1,370 685 2,056 1,028 514 257 772 386 193 580 290

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