3 × 7 × 37 × 22573

Prime Factor Structure

Factorization String 3 × 7 × 37 × 22573

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 27,449,984

Proper Divisor Sum 9,910,763

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #17539219 ← → #17539231

1 3 7 21 37 111 259 777 22,573 67,719 158,011 474,033 835,201 2,505,603 5,846,407 17,539,221

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

17,539,221 52,617,664 26,308,832 13,154,416 6,577,208 3,288,604 1,644,302 822,151 2,466,454 1,233,227 3,699,682 1,849,841 5,549,524 2,774,762 1,387,381 4,162,144 2,081,072 1,040,536 520,268 260,134 130,067 390,202 195,101 585,304 292,652 146,326 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 32,966 16,483 49,450 24,725 74,176 37,088 18,544

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