2² × 5 × 41 × 89

Prime Factor Structure

Factorization String 2^2 × 5 × 41 × 89

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 158,760

Proper Divisor Sum 85,780

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #72977 ← → #72997

1 2 4 5 10 20 41 82 89 164 178 205 356 410 445 820 890 1,780 3,649 7,298 14,596 18,245 36,490 72,980

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

72,980 36,490 18,245 54,736 27,368 13,684 6,842 3,421 10,264 5,132 2,566 1,283 3,850 1,925 5,776 2,888 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

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