16,626,261

3 × 31² × 73 × 79

Prime Factor Structure

Factorization String 3 × 31^2 × 73 × 79

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 24

Divisor Sum (σ) 23,514,240

Proper Divisor Sum 6,887,979

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #16626257 ← → #16626271

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

16,626,261 49,878,784 24,939,392 12,469,696 6,234,848 3,117,424 1,558,712 779,356 389,678 194,839 584,518 292,259 876,778 438,389 1,315,168 657,584 328,792 164,396 82,198 41,099 123,298 61,649 184,948 92,474 46,237 138,712 69,356 34,678 17,339 52,018 26,009 78,028 39,014 19,507 58,522 29,261 87,784 43,892 21,946 10,973 32,920 16,460 8,230 4,115 12,346 6,173 18,520 9,260 4,630 2,315 6,946 3,473 10,420 5,210 2,605 7,816 3,908 1,954 977 2,932

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