2² × 5 × 43 × 79

Prime Factor Structure

Factorization String 2^2 × 5 × 43 × 79

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 147,840

Proper Divisor Sum 79,900

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #67939 ← → #67943

1 2 4 5 10 20 43 79 86 158 172 215 316 395 430 790 860 1,580 3,397 6,794 13,588 16,985 33,970 67,940

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

67,940 33,970 16,985 50,956 25,478 12,739 38,218 19,109 57,328 28,664 14,332 7,166 3,583 10,750 5,375 16,126 8,063 24,190 12,095 36,286 18,143 54,430 27,215 81,646 40,823 122,470 61,235 183,706 91,853 275,560 137,780 68,890 34,445 103,336 51,668 25,834 12,917 38,752 19,376 9,688 4,844 2,422 1,211 3,634 1,817 5,452 2,726 1,363 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182 2,591

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