2³ × 19 × 140321

Prime Factor Structure

Factorization String 2^3 × 19 × 140321

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 42,096,600

Proper Divisor Sum 20,767,808

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #21328787 ← → #21328799

1 2 4 8 19 38 76 152 140,321 280,642 561,284 1,122,568 2,666,099 5,332,198 10,664,396 21,328,792

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

21,328,792 10,664,396 5,332,198 2,666,099 7,998,298 3,999,149 11,997,448 5,998,724 2,999,362 1,499,681 4,499,044 2,249,522 1,124,761 3,374,284 1,687,142 843,571 2,530,714 1,265,357 3,796,072 1,898,036 949,018 474,509 1,423,528 711,764 355,882 177,941 533,824 266,912 133,456 66,728 33,364 16,682 8,341 25,024 12,512 6,256 3,128 1,564 782 391 1,174 587 1,762 881 2,644 1,322 661 1,984 992 496 248 124 62 31 94 47 142 71 214 107

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