7³ × 19 × 31

Prime Factor Structure

Factorization String 7^3 × 19 × 31

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 256,000

Proper Divisor Sum 53,973

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #202021 ← → #202031

1 7 19 31 49 133 217 343 589 931 1,519 4,123 6,517 10,633 28,861 202,027

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

202,027 606,082 303,041 909,124 454,562 227,281 681,844 340,922 170,461 511,384 255,692 127,846 63,923 191,770 95,885 287,656 143,828 71,914 35,957 107,872 53,936 26,968 13,484 6,742 3,371 10,114 5,057 15,172 7,586 3,793 11,380 5,690 2,845 8,536 4,268 2,134 1,067 3,202 1,601 4,804 2,402 1,201 3,604 1,802 901 2,704 1,352 676 338 169 508 254 127 382 191 574 287 862 431 1,294

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