2 × 19 × 71 × 151

Prime Factor Structure

Factorization String 2 × 19 × 71 × 151

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 656,640

Proper Divisor Sum 249,242

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #407383 ← → #407401

1 2 19 38 71 142 151 302 1,349 2,698 2,869 5,738 10,721 21,442 203,699 407,398

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

407,398 203,699 611,098 305,549 916,648 458,324 229,162 114,581 343,744 171,872 85,936 42,968 21,484 10,742 5,371 16,114 8,057 24,172 12,086 6,043 18,130 9,065 27,196 13,598 6,799 20,398 10,199 30,598 15,299 45,898 22,949 68,848 34,424 17,212 8,606 4,303 12,910 6,455 19,366 9,683 29,050 14,525 43,576 21,788 10,894 5,447 16,342 8,171 24,514 12,257 36,772 18,386 9,193 27,580 13,790 6,895 20,686 10,343 31,030 15,515

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