6,901,209

3² × 7² × 15649

Prime Factor Structure

Factorization String 3^2 × 7^2 × 15649

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 18

Divisor Sum (σ) 11,596,650

Proper Divisor Sum 4,695,441

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #6901207 ← → #6901241

1 3 7 9 21 49 63 147 441 15,649 46,947 109,543 140,841 328,629 766,801 985,887 2,300,403 6,901,209

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

6,901,209 20,703,628 10,351,814 5,175,907 15,527,722 7,763,861 23,291,584 11,645,792 5,822,896 2,911,448 1,455,724 727,862 363,931 1,091,794 545,897 1,637,692 818,846 409,423 1,228,270 614,135 1,842,406 921,203 2,763,610 1,381,805 4,145,416 2,072,708 1,036,354 518,177 1,554,532 777,266 388,633 1,165,900 582,950 291,475 874,426 437,213 1,311,640 655,820 327,910 163,955 491,866 245,933 737,800 368,900 184,450 92,225 276,676 138,338 69,169 207,508 103,754 51,877 155,632 77,816 38,908 19,454 9,727 29,182 14,591 43,774

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