20,133,763

13 × 17² × 23 × 233

Prime Factor Structure

Factorization String 13 × 17^2 × 23 × 233

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 24

Divisor Sum (σ) 24,137,568

Proper Divisor Sum 4,003,805

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #20133739 ← → #20133769

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

20,133,763 60,401,290 30,200,645 90,601,936 45,300,968 22,650,484 11,325,242 5,662,621 16,987,864 8,493,932 4,246,966 2,123,483 6,370,450 3,185,225 9,555,676 4,777,838 2,388,919 7,166,758 3,583,379 10,750,138 5,375,069 16,125,208 8,062,604 4,031,302 2,015,651 6,046,954 3,023,477 9,070,432 4,535,216 2,267,608 1,133,804 566,902 283,451 850,354 425,177 1,275,532 637,766 318,883 956,650 478,325 1,434,976 717,488 358,744 179,372 89,686 44,843 134,530 67,265 201,796 100,898 50,449 151,348 75,674 37,837 113,512 56,756 28,378 14,189 42,568 21,284

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