20,009,942

2 × 29 × 31² × 359

Prime Factor Structure

Factorization String 2 × 29 × 31^2 × 359

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 24

Divisor Sum (σ) 32,173,200

Proper Divisor Sum 12,163,258

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #20009939 ← → #20009947

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

20,009,942 10,004,971 30,014,914 15,007,457 45,022,372 22,511,186 11,255,593 33,766,780 16,883,390 8,441,695 25,325,086 12,662,543 37,987,630 18,993,815 56,981,446 28,490,723 85,472,170 42,736,085 128,208,256 64,104,128 32,052,064 16,026,032 8,013,016 4,006,508 2,003,254 1,001,627 3,004,882 1,502,441 4,507,324 2,253,662 1,126,831 3,380,494 1,690,247 5,070,742 2,535,371 7,606,114 3,803,057 11,409,172 5,704,586 2,852,293 8,556,880 4,278,440 2,139,220 1,069,610 534,805 1,604,416 802,208 401,104 200,552 100,276 50,138 25,069 75,208 37,604 18,802 9,401 28,204 14,102 7,051 21,154

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