5² × 19² × 7321

Prime Factor Structure

Factorization String 5^2 × 19^2 × 7321

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 86,480,142

Proper Divisor Sum 20,408,117

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #66072023 ← → #66072029

1 5 19 25 95 361 475 1,805 7,321 9,025 36,605 139,099 183,025 695,495 2,642,881 3,477,475 13,214,405 66,072,025

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

66,072,025 198,216,076 99,108,038 49,554,019 148,662,058 74,331,029 222,993,088 111,496,544 55,748,272 27,874,136 13,937,068 6,968,534 3,484,267 10,452,802 5,226,401 15,679,204 7,839,602 3,919,801 11,759,404 5,879,702 2,939,851 8,819,554 4,409,777 13,229,332 6,614,666 3,307,333 9,922,000 4,961,000 2,480,500 1,240,250 620,125 1,860,376 930,188 465,094 232,547 697,642 348,821 1,046,464 523,232 261,616 130,808 65,404 32,702 16,351 49,054 24,527 73,582 36,791 110,374 55,187 165,562 82,781 248,344 124,172 62,086 31,043 93,130 46,565 139,696 69,848

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