2² × 5 × 61 × 523

Prime Factor Structure

Factorization String 2^2 × 5 × 61 × 523

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,364,496

Proper Divisor Sum 726,436

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #638059 ← → #638063

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

638,060 319,030 159,515 478,546 239,273 717,820 358,910 179,455 538,366 269,183 807,550 403,775 1,211,326 605,663 1,816,990 908,495 2,725,486 1,362,743 4,088,230 2,044,115 6,132,346 3,066,173 9,198,520 4,599,260 2,299,630 1,149,815 3,449,446 1,724,723 5,174,170 2,587,085 7,761,256 3,880,628 1,940,314 970,157 2,910,472 1,455,236 727,618 363,809 1,091,428 545,714 272,857 818,572 409,286 204,643 613,930 306,965 920,896 460,448 230,224 115,112 57,556 28,778 14,389 43,168 21,584 10,792 5,396 2,698 1,349 4,048

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