2² × 7² × 3529

Prime Factor Structure

Factorization String 2^2 × 7^2 × 3529

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,408,470

Proper Divisor Sum 716,786

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #691681 ← → #691687

1 2 4 7 14 28 49 98 196 3,529 7,058 14,116 24,703 49,406 98,812 172,921 345,842 691,684

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

691,684 345,842 172,921 518,764 259,382 129,691 389,074 194,537 583,612 291,806 145,903 437,710 218,855 656,566 328,283 984,850 492,425 1,477,276 738,638 369,319 1,107,958 553,979 1,661,938 830,969 2,492,908 1,246,454 623,227 1,869,682 934,841 2,804,524 1,402,262 701,131 2,103,394 1,051,697 3,155,092 1,577,546 788,773 2,366,320 1,183,160 591,580 295,790 147,895 443,686 221,843 665,530 332,765 998,296 499,148 249,574 124,787 374,362 187,181 561,544 280,772 140,386 70,193 210,580 105,290 52,645 157,936

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