3,427,775

5² × 13 × 53 × 199

3,427,775 has digital root 8. The neighboring primes are 3427769 and 3427777; its proper-divisor sum differs from the starting integer by -2,168,350.

Prime Factor Structure

Factorization String 5^2 × 13 × 53 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 24

Divisor Sum (σ) 4,687,200

Proper Divisor Sum 1,259,425

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #3427769 ← → #3427777

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

3,427,775 10,283,326 5,141,663 15,424,990 7,712,495 23,137,486 11,568,743 34,706,230 17,353,115 52,059,346 26,029,673 78,089,020 39,044,510 19,522,255 58,566,766 29,283,383 87,850,150 43,925,075 131,775,226 65,887,613 197,662,840 98,831,420 49,415,710 24,707,855 74,123,566 37,061,783 111,185,350 55,592,675 166,778,026 83,389,013 250,167,040 125,083,520 62,541,760 31,270,880 15,635,440 7,817,720 3,908,860 1,954,430 977,215 2,931,646 1,465,823 4,397,470 2,198,735 6,596,206 3,298,103 9,894,310 4,947,155 14,841,466 7,420,733 22,262,200 11,131,100 5,565,550 2,782,775 8,348,326 4,174,163 12,522,490 6,261,245 18,783,736 9,391,868 4,695,934

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