13 × 53 × 59 × 431

Prime Factor Structure

Factorization String 13 × 53 × 59 × 431

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 19,595,520

Proper Divisor Sum 2,074,939

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #17520577 ← → #17520583

1 13 53 59 431 689 767 3,127 5,603 22,843 25,429 40,651 296,959 330,577 1,347,737 17,520,581

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

17,520,581 52,561,744 26,280,872 13,140,436 6,570,218 3,285,109 9,855,328 4,927,664 2,463,832 1,231,916 615,958 307,979 923,938 461,969 1,385,908 692,954 346,477 1,039,432 519,716 259,858 129,929 389,788 194,894 97,447 292,342 146,171 438,514 219,257 657,772 328,886 164,443 493,330 246,665 739,996 369,998 184,999 554,998 277,499 832,498 416,249 1,248,748 624,374 312,187 936,562 468,281 1,404,844 702,422 351,211 1,053,634 526,817 1,580,452 790,226 395,113 1,185,340 592,670 296,335 889,006 444,503 1,333,510 666,755

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