3 × 7 × 97 × 919

Prime Factor Structure

Factorization String 3 × 7 × 97 × 919

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,885,120

Proper Divisor Sum 1,013,117

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1872001 ← → #1872007

1 3 7 21 97 291 679 919 2,037 2,757 6,433 19,299 89,143 267,429 624,001 1,872,003

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

1,872,003 5,616,010 2,808,005 8,424,016 4,212,008 2,106,004 1,053,002 526,501 1,579,504 789,752 394,876 197,438 98,719 296,158 148,079 444,238 222,119 666,358 333,179 999,538 499,769 1,499,308 749,654 374,827 1,124,482 562,241 1,686,724 843,362 421,681 1,265,044 632,522 316,261 948,784 474,392 237,196 118,598 59,299 177,898 88,949 266,848 133,424 66,712 33,356 16,678 8,339 25,018 12,509 37,528 18,764 9,382 4,691 14,074 7,037 21,112 10,556 5,278 2,639 7,918 3,959 11,878

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