2 × 7 × 1528321

Prime Factor Structure

Factorization String 2 × 7 × 1528321

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 36,679,728

Proper Divisor Sum 15,283,234

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #21396493 ← → #21396497

1 2 7 14 1,528,321 3,056,642 10,698,247 21,396,494

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

21,396,494 10,698,247 32,094,742 16,047,371 48,142,114 24,071,057 72,213,172 36,106,586 18,053,293 54,159,880 27,079,940 13,539,970 6,769,985 20,309,956 10,154,978 5,077,489 15,232,468 7,616,234 3,808,117 11,424,352 5,712,176 2,856,088 1,428,044 714,022 357,011 1,071,034 535,517 1,606,552 803,276 401,638 200,819 602,458 301,229 903,688 451,844 225,922 112,961 338,884 169,442 84,721 254,164 127,082 63,541 190,624 95,312 47,656 23,828 11,914 5,957 17,872 8,936 4,468 2,234 1,117 3,352 1,676 838 419 1,258 629

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