3 × 5 × 29² × 31

Prime Factor Structure

Factorization String 3 × 5 × 29^2 × 31

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 668,928

Proper Divisor Sum 277,863

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #391063 ← → #391067

1 3 5 15 29 31 87 93 145 155 435 465 841 899 2,523 2,697 4,205 4,495 12,615 13,485 26,071 78,213 130,355 391,065

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

391,065 1,173,196 586,598 293,299 879,898 439,949 1,319,848 659,924 329,962 164,981 494,944 247,472 123,736 61,868 30,934 15,467 46,402 23,201 69,604 34,802 17,401 52,204 26,102 13,051 39,154 19,577 58,732 29,366 14,683 44,050 22,025 66,076 33,038 16,519 49,558 24,779 74,338 37,169 111,508 55,754 27,877 83,632 41,816 20,908 10,454 5,227 15,682 7,841 23,524 11,762 5,881 17,644 8,822 4,411 13,234 6,617 19,852 9,926 4,963 14,890

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