2² × 3 × 7² × 31

Prime Factor Structure

Factorization String 2^2 × 3 × 7^2 × 31

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 51,072

Proper Divisor Sum 32,844

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #18223 ← → #18229

1 2 3 4 6 7 12 14 21 28 31 42 49 62 84 93 98 124 147 186 196 217 294 372 434 588 651 868 1,302 1,519 2,604 3,038 4,557 6,076 9,114 18,228

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

18,228 9,114 4,557 13,672 6,836 3,418 1,709 5,128 2,564 1,282 641 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 4

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