3 × 7 × 21013

Prime Factor Structure

Factorization String 3 × 7 × 21013

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 672,448

Proper Divisor Sum 231,175

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #441263 ← → #441281

1 3 7 21 21,013 63,039 147,091 441,273

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

441,273 1,323,820 661,910 330,955 992,866 496,433 1,489,300 744,650 372,325 1,116,976 558,488 279,244 139,622 69,811 209,434 104,717 314,152 157,076 78,538 39,269 117,808 58,904 29,452 14,726 7,363 22,090 11,045 33,136 16,568 8,284 4,142 2,071 6,214 3,107 9,322 4,661 13,984 6,992 3,496 1,748 874 437 1,312 656 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484

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