3 × 11 × 157 × 389

Prime Factor Structure

Factorization String 3 × 11 × 157 × 389

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,957,760

Proper Divisor Sum 942,351

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2015393 ← → #2015411

1 3 11 33 157 389 471 1,167 1,727 4,279 5,181 12,837 61,073 183,219 671,803 2,015,409

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

2,015,409 6,046,228 3,023,114 1,511,557 4,534,672 2,267,336 1,133,668 566,834 283,417 850,252 425,126 212,563 637,690 318,845 956,536 478,268 239,134 119,567 358,702 179,351 538,054 269,027 807,082 403,541 1,210,624 605,312 302,656 151,328 75,664 37,832 18,916 9,458 4,729 14,188 7,094 3,547 10,642 5,321 15,964 7,982 3,991 11,974 5,987 17,962 8,981 26,944 13,472 6,736 3,368 1,684 842 421 1,264 632 316 158 79 238 119 358

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