7 × 521 × 563

Prime Factor Structure

Factorization String 7 × 521 × 563

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,355,264

Proper Divisor Sum 302,003

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #2053253 ← → #2053291

1 7 521 563 3,647 3,941 293,323 2,053,261

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

2,053,261 6,159,784 3,079,892 1,539,946 769,973 2,309,920 1,154,960 577,480 288,740 144,370 72,185 216,556 108,278 54,139 162,418 81,209 243,628 121,814 60,907 182,722 91,361 274,084 137,042 68,521 205,564 102,782 51,391 154,174 77,087 231,262 115,631 346,894 173,447 520,342 260,171 780,514 390,257 1,170,772 585,386 292,693 878,080 439,040 219,520 109,760 54,880 27,440 13,720 6,860 3,430 1,715 5,146 2,573 7,720 3,860 1,930 965 2,896 1,448 724 362

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