2² × 7 × 17911

Prime Factor Structure

Factorization String 2^2 × 7 × 17911

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,003,072

Proper Divisor Sum 501,564

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #501503 ← → #501511

1 2 4 7 14 28 17,911 35,822 71,644 125,377 250,754 501,508

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

501,508 250,754 125,377 376,132 188,066 94,033 282,100 141,050 70,525 211,576 105,788 52,894 26,447 79,342 39,671 119,014 59,507 178,522 89,261 267,784 133,892 66,946 33,473 100,420 50,210 25,105 75,316 37,658 18,829 56,488 28,244 14,122 7,061 21,184 10,592 5,296 2,648 1,324 662 331 994 497 1,492 746 373 1,120 560 280 140 70 35 106 53 160 80 40 20 10 5 16

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