61 × 3539

Prime Factor Structure

Factorization String 61 × 3539

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 219,480

Proper Divisor Sum 3,601

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #215863 ← → #215893

1 61 3,539 215,879

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

215,879 647,638 323,819 971,458 485,729 1,457,188 728,594 364,297 1,092,892 546,446 273,223 819,670 409,835 1,229,506 614,753 1,844,260 922,130 461,065 1,383,196 691,598 345,799 1,037,398 518,699 1,556,098 778,049 2,334,148 1,167,074 583,537 1,750,612 875,306 437,653 1,312,960 656,480 328,240 164,120 82,060 41,030 20,515 61,546 30,773 92,320 46,160 23,080 11,540 5,770 2,885 8,656 4,328 2,164 1,082 541 1,624 812 406 203 610 305 916 458 229

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