2² × 31 × 37 × 47

Prime Factor Structure

Factorization String 2^2 × 31 × 37 × 47

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 408,576

Proper Divisor Sum 192,940

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #215617 ← → #215653

1 2 4 31 37 47 62 74 94 124 148 188 1,147 1,457 1,739 2,294 2,914 3,478 4,588 5,828 6,956 53,909 107,818 215,636

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

215,636 107,818 53,909 161,728 80,864 40,432 20,216 10,108 5,054 2,527 7,582 3,791 11,374 5,687 17,062 8,531 25,594 12,797 38,392 19,196 9,598 4,799 14,398 7,199 21,598 10,799 32,398 16,199 48,598 24,299 72,898 36,449 109,348 54,674 27,337 82,012 41,006 20,503 61,510 30,755 92,266 46,133 138,400 69,200 34,600 17,300 8,650 4,325 12,976 6,488 3,244 1,622 811 2,434 1,217 3,652 1,826 913 2,740 1,370

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