21297329

Prime Factor Structure

Factorization String 21297329

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 21,297,330

Proper Divisor Sum 1

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #21297319 ← → #21297337

1 21,297,329

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

21,297,329 63,891,988 31,945,994 15,972,997 47,918,992 23,959,496 11,979,748 5,989,874 2,994,937 8,984,812 4,492,406 2,246,203 6,738,610 3,369,305 10,107,916 5,053,958 2,526,979 7,580,938 3,790,469 11,371,408 5,685,704 2,842,852 1,421,426 710,713 2,132,140 1,066,070 533,035 1,599,106 799,553 2,398,660 1,199,330 599,665 1,798,996 899,498 449,749 1,349,248 674,624 337,312 168,656 84,328 42,164 21,082 10,541 31,624 15,812 7,906 3,953 11,860 5,930 2,965 8,896 4,448 2,224 1,112 556 278 139 418 209 628

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