3 × 13 × 17 × 137

Prime Factor Structure

Factorization String 3 × 13 × 17 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 139,104

Proper Divisor Sum 48,273

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #90823 ← → #90833

1 3 13 17 39 51 137 221 411 663 1,781 2,329 5,343 6,987 30,277 90,831

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

90,831 272,494 136,247 408,742 204,371 613,114 306,557 919,672 459,836 229,918 114,959 344,878 172,439 517,318 258,659 775,978 387,989 1,163,968 581,984 290,992 145,496 72,748 36,374 18,187 54,562 27,281 81,844 40,922 20,461 61,384 30,692 15,346 7,673 23,020 11,510 5,755 17,266 8,633 25,900 12,950 6,475 19,426 9,713 29,140 14,570 7,285 21,856 10,928 5,464 2,732 1,366 683 2,050 1,025 3,076 1,538 769 2,308 1,154 577

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