13² × 4021

Prime Factor Structure

Factorization String 13^2 × 4021

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 736,026

Proper Divisor Sum 56,477

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #679537 ← → #679561

1 13 169 4,021 52,273 679,549

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

679,549 2,038,648 1,019,324 509,662 254,831 764,494 382,247 1,146,742 573,371 1,720,114 860,057 2,580,172 1,290,086 645,043 1,935,130 967,565 2,902,696 1,451,348 725,674 362,837 1,088,512 544,256 272,128 136,064 68,032 34,016 17,008 8,504 4,252 2,126 1,063 3,190 1,595 4,786 2,393 7,180 3,590 1,795 5,386 2,693 8,080 4,040 2,020 1,010 505 1,516 758 379 1,138 569 1,708 854 427 1,282 641 1,924 962 481 1,444 722

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