3 × 5 × 139 × 1871

Prime Factor Structure

Factorization String 3 × 5 × 139 × 1871

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,289,920

Proper Divisor Sum 2,388,885

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #3901033 ← → #3901043

1 3 5 15 139 417 695 1,871 2,085 5,613 9,355 28,065 260,069 780,207 1,300,345 3,901,035

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

3,901,035 11,703,106 5,851,553 17,554,660 8,777,330 4,388,665 13,165,996 6,582,998 3,291,499 9,874,498 4,937,249 14,811,748 7,405,874 3,702,937 11,108,812 5,554,406 2,777,203 8,331,610 4,165,805 12,497,416 6,248,708 3,124,354 1,562,177 4,686,532 2,343,266 1,171,633 3,514,900 1,757,450 878,725 2,636,176 1,318,088 659,044 329,522 164,761 494,284 247,142 123,571 370,714 185,357 556,072 278,036 139,018 69,509 208,528 104,264 52,132 26,066 13,033 39,100 19,550 9,775 29,326 14,663 43,990 21,995 65,986 32,993 98,980 49,490 24,745

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