13 × 73 × 431

Prime Factor Structure

Factorization String 13 × 73 × 431

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 447,552

Proper Divisor Sum 38,533

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #409007 ← → #409021

1 13 73 431 949 5,603 31,463 409,019

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

409,019 1,227,058 613,529 1,840,588 920,294 460,147 1,380,442 690,221 2,070,664 1,035,332 517,666 258,833 776,500 388,250 194,125 582,376 291,188 145,594 72,797 218,392 109,196 54,598 27,299 81,898 40,949 122,848 61,424 30,712 15,356 7,678 3,839 11,518 5,759 17,278 8,639 25,918 12,959 38,878 19,439 58,318 29,159 87,478 43,739 131,218 65,609 196,828 98,414 49,207 147,622 73,811 221,434 110,717 332,152 166,076 83,038 41,519 124,558 62,279 186,838 93,419

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