521 × 4253

Prime Factor Structure

Factorization String 521 × 4253

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,220,588

Proper Divisor Sum 4,775

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #2215793 ← → #2215823

1 521 4,253 2,215,813

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

2,215,813 6,647,440 3,323,720 1,661,860 830,930 415,465 1,246,396 623,198 311,599 934,798 467,399 1,402,198 701,099 2,103,298 1,051,649 3,154,948 1,577,474 788,737 2,366,212 1,183,106 591,553 1,774,660 887,330 443,665 1,330,996 665,498 332,749 998,248 499,124 249,562 124,781 374,344 187,172 93,586 46,793 140,380 70,190 35,095 105,286 52,643 157,930 78,965 236,896 118,448 59,224 29,612 14,806 7,403 22,210 11,105 33,316 16,658 8,329 24,988 12,494 6,247 18,742 9,371 28,114 14,057

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