613 × 821

Prime Factor Structure

Factorization String 613 × 821

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 504,708

Proper Divisor Sum 1,435

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #503267 ← → #503287

1 613 821 503,273

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

503,273 1,509,820 754,910 377,455 1,132,366 566,183 1,698,550 849,275 2,547,826 1,273,913 3,821,740 1,910,870 955,435 2,866,306 1,433,153 4,299,460 2,149,730 1,074,865 3,224,596 1,612,298 806,149 2,418,448 1,209,224 604,612 302,306 151,153 453,460 226,730 113,365 340,096 170,048 85,024 42,512 21,256 10,628 5,314 2,657 7,972 3,986 1,993 5,980 2,990 1,495 4,486 2,243 6,730 3,365 10,096 5,048 2,524 1,262 631 1,894 947 2,842 1,421 4,264 2,132 1,066 533

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