408,375

3³ × 5³ × 11²

Prime Factor Structure

Factorization String 3^3 × 5^3 × 11^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Total Divisors 48

Divisor Sum (σ) 829,920

Proper Divisor Sum 421,545

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #408361 ← → #408379

1 3 5 9 11 15 25 27 33 45 55 75 99 121 125 135 165 225 275 297 363 375 495 605 675 825 1,089 1,125 1,375 1,485 1,815 2,475 3,025 3,267 3,375 4,125 5,445 7,425 9,075 12,375 15,125 16,335 27,225 37,125 45,375 81,675 136,125 408,375

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

408,375 1,225,126 612,563 1,837,690 918,845 2,756,536 1,378,268 689,134 344,567 1,033,702 516,851 1,550,554 775,277 2,325,832 1,162,916 581,458 290,729 872,188 436,094 218,047 654,142 327,071 981,214 490,607 1,471,822 735,911 2,207,734 1,103,867 3,311,602 1,655,801 4,967,404 2,483,702 1,241,851 3,725,554 1,862,777 5,588,332 2,794,166 1,397,083 4,191,250 2,095,625 6,286,876 3,143,438 1,571,719 4,715,158 2,357,579 7,072,738 3,536,369 10,609,108 5,304,554 2,652,277 7,956,832 3,978,416 1,989,208 994,604 497,302 248,651 745,954 372,977 1,118,932 559,466

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