3 × 11 × 31 × 1213

Prime Factor Structure

Factorization String 3 × 11 × 31 × 1213

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,864,704

Proper Divisor Sum 623,805

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #1240861 ← → #1240931

1 3 11 31 33 93 341 1,023 1,213 3,639 13,343 37,603 40,029 112,809 413,633 1,240,899

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

1,240,899 3,722,698 1,861,349 5,584,048 2,792,024 1,396,012 698,006 349,003 1,047,010 523,505 1,570,516 785,258 392,629 1,177,888 588,944 294,472 147,236 73,618 36,809 110,428 55,214 27,607 82,822 41,411 124,234 62,117 186,352 93,176 46,588 23,294 11,647 34,942 17,471 52,414 26,207 78,622 39,311 117,934 58,967 176,902 88,451 265,354 132,677 398,032 199,016 99,508 49,754 24,877 74,632 37,316 18,658 9,329 27,988 13,994 6,997 20,992 10,496 5,248 2,624 1,312

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