3 × 19 × 73 × 97

Prime Factor Structure

Factorization String 3 × 19 × 73 × 97

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 580,160

Proper Divisor Sum 176,543

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #403607 ← → #403621

1 3 19 57 73 97 219 291 1,387 1,843 4,161 5,529 7,081 21,243 134,539 403,617

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

403,617 1,210,852 605,426 302,713 908,140 454,070 227,035 681,106 340,553 1,021,660 510,830 255,415 766,246 383,123 1,149,370 574,685 1,724,056 862,028 431,014 215,507 646,522 323,261 969,784 484,892 242,446 121,223 363,670 181,835 545,506 272,753 818,260 409,130 204,565 613,696 306,848 153,424 76,712 38,356 19,178 9,589 28,768 14,384 7,192 3,596 1,798 899 2,698 1,349 4,048 2,024 1,012 506 253 760 380 190 95 286 143 430

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