31 × 67 × 139

Prime Factor Structure

Factorization String 31 × 67 × 139

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 304,640

Proper Divisor Sum 15,937

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #288697 ← → #288731

1 31 67 139 2,077 4,309 9,313 288,703

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

288,703 866,110 433,055 1,299,166 649,583 1,948,750 974,375 2,923,126 1,461,563 4,384,690 2,192,345 6,577,036 3,288,518 1,644,259 4,932,778 2,466,389 7,399,168 3,699,584 1,849,792 924,896 462,448 231,224 115,612 57,806 28,903 86,710 43,355 130,066 65,033 195,100 97,550 48,775 146,326 73,163 219,490 109,745 329,236 164,618 82,309 246,928 123,464 61,732 30,866 15,433 46,300 23,150 11,575 34,726 17,363 52,090 26,045 78,136 39,068 19,534 9,767 29,302 14,651 43,954 21,977 65,932

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