3 × 131 × 557

Prime Factor Structure

Factorization String 3 × 131 × 557

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 294,624

Proper Divisor Sum 75,723

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #218887 ← → #218923

1 3 131 393 557 1,671 72,967 218,901

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

218,901 656,704 328,352 164,176 82,088 41,044 20,522 10,261 30,784 15,392 7,696 3,848 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8

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